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virtualx-engine/scene/gui/rich_text_label.cpp
Markus Sauermann 3b14f0334c Remove redundant Variant-types initializations
2022-11-14 19:35:19 +01:00

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/*************************************************************************/
/* rich_text_label.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "rich_text_label.h"
#include "core/input/input_map.h"
#include "core/math/math_defs.h"
#include "core/os/keyboard.h"
#include "core/os/os.h"
#include "label.h"
#include "scene/scene_string_names.h"
#include "servers/display_server.h"
#include "modules/modules_enabled.gen.h" // For regex.
#ifdef MODULE_REGEX_ENABLED
#include "modules/regex/regex.h"
#endif
RichTextLabel::Item *RichTextLabel::_get_next_item(Item *p_item, bool p_free) const {
if (p_free) {
if (p_item->subitems.size()) {
return p_item->subitems.front()->get();
} else if (!p_item->parent) {
return nullptr;
} else if (p_item->E->next()) {
return p_item->E->next()->get();
} else {
// Go up until something with a next is found.
while (p_item->parent && !p_item->E->next()) {
p_item = p_item->parent;
}
if (p_item->parent) {
return p_item->E->next()->get();
} else {
return nullptr;
}
}
} else {
if (p_item->subitems.size() && p_item->type != ITEM_TABLE) {
return p_item->subitems.front()->get();
} else if (p_item->type == ITEM_FRAME) {
return nullptr;
} else if (p_item->E->next()) {
return p_item->E->next()->get();
} else {
// Go up until something with a next is found.
while (p_item->type != ITEM_FRAME && !p_item->E->next()) {
p_item = p_item->parent;
}
if (p_item->type != ITEM_FRAME) {
return p_item->E->next()->get();
} else {
return nullptr;
}
}
}
}
RichTextLabel::Item *RichTextLabel::_get_prev_item(Item *p_item, bool p_free) const {
if (p_free) {
if (p_item->subitems.size()) {
return p_item->subitems.back()->get();
} else if (!p_item->parent) {
return nullptr;
} else if (p_item->E->prev()) {
return p_item->E->prev()->get();
} else {
// Go back until something with a prev is found.
while (p_item->parent && !p_item->E->prev()) {
p_item = p_item->parent;
}
if (p_item->parent) {
return p_item->E->prev()->get();
} else {
return nullptr;
}
}
} else {
if (p_item->subitems.size() && p_item->type != ITEM_TABLE) {
return p_item->subitems.back()->get();
} else if (p_item->type == ITEM_FRAME) {
return nullptr;
} else if (p_item->E->prev()) {
return p_item->E->prev()->get();
} else {
// Go back until something with a prev is found.
while (p_item->type != ITEM_FRAME && !p_item->E->prev()) {
p_item = p_item->parent;
}
if (p_item->type != ITEM_FRAME) {
return p_item->E->prev()->get();
} else {
return nullptr;
}
}
}
}
Rect2 RichTextLabel::_get_text_rect() {
return Rect2(theme_cache.normal_style->get_offset(), get_size() - theme_cache.normal_style->get_minimum_size());
}
RichTextLabel::Item *RichTextLabel::_get_item_at_pos(RichTextLabel::Item *p_item_from, RichTextLabel::Item *p_item_to, int p_position) {
int offset = 0;
for (Item *it = p_item_from; it && it != p_item_to; it = _get_next_item(it)) {
switch (it->type) {
case ITEM_TEXT: {
ItemText *t = static_cast<ItemText *>(it);
offset += t->text.length();
if (offset > p_position) {
return it;
}
} break;
case ITEM_NEWLINE: {
offset += 1;
if (offset == p_position) {
return it;
}
} break;
case ITEM_IMAGE:
case ITEM_TABLE: {
offset += 1;
} break;
default:
break;
}
}
return p_item_from;
}
String RichTextLabel::_roman(int p_num, bool p_capitalize) const {
if (p_num > 3999) {
return "ERR";
};
String s;
if (p_capitalize) {
const String roman_M[] = { "", "M", "MM", "MMM" };
const String roman_C[] = { "", "C", "CC", "CCC", "CD", "D", "DC", "DCC", "DCCC", "CM" };
const String roman_X[] = { "", "X", "XX", "XXX", "XL", "L", "LX", "LXX", "LXXX", "XC" };
const String roman_I[] = { "", "I", "II", "III", "IV", "V", "VI", "VII", "VIII", "IX" };
s = roman_M[p_num / 1000] + roman_C[(p_num % 1000) / 100] + roman_X[(p_num % 100) / 10] + roman_I[p_num % 10];
} else {
const String roman_M[] = { "", "m", "mm", "mmm" };
const String roman_C[] = { "", "c", "cc", "ccc", "cd", "d", "dc", "dcc", "dccc", "cm" };
const String roman_X[] = { "", "x", "xx", "xxx", "xl", "l", "lx", "lxx", "lxxx", "xc" };
const String roman_I[] = { "", "i", "ii", "iii", "iv", "v", "vi", "vii", "viii", "ix" };
s = roman_M[p_num / 1000] + roman_C[(p_num % 1000) / 100] + roman_X[(p_num % 100) / 10] + roman_I[p_num % 10];
}
return s;
}
String RichTextLabel::_letters(int p_num, bool p_capitalize) const {
int64_t n = p_num;
int chars = 0;
do {
n /= 24;
chars++;
} while (n);
String s;
s.resize(chars + 1);
char32_t *c = s.ptrw();
c[chars] = 0;
n = p_num;
do {
int mod = ABS(n % 24);
char a = (p_capitalize ? 'A' : 'a');
c[--chars] = a + mod - 1;
n /= 24;
} while (n);
return s;
}
void RichTextLabel::_update_line_font(ItemFrame *p_frame, int p_line, const Ref<Font> &p_base_font, int p_base_font_size) {
ERR_FAIL_COND(p_frame == nullptr);
ERR_FAIL_COND(p_line < 0 || p_line >= (int)p_frame->lines.size());
Line &l = p_frame->lines[p_line];
MutexLock lock(l.text_buf->get_mutex());
RID t = l.text_buf->get_rid();
int spans = TS->shaped_get_span_count(t);
for (int i = 0; i < spans; i++) {
ItemText *it = reinterpret_cast<ItemText *>((uint64_t)TS->shaped_get_span_meta(t, i));
if (it) {
Ref<Font> font = p_base_font;
int font_size = p_base_font_size;
ItemFont *font_it = _find_font(it);
if (font_it) {
if (font_it->font.is_valid()) {
font = font_it->font;
}
if (font_it->font_size > 0) {
font_size = font_it->font_size;
}
}
ItemFontSize *font_size_it = _find_font_size(it);
if (font_size_it && font_size_it->font_size > 0) {
font_size = font_size_it->font_size;
}
TS->shaped_set_span_update_font(t, i, font->get_rids(), font_size, font->get_opentype_features());
for (int j = 0; j < TextServer::SPACING_MAX; j++) {
TS->shaped_text_set_spacing(t, TextServer::SpacingType(j), font->get_spacing(TextServer::SpacingType(j)));
}
}
}
Item *it_to = (p_line + 1 < (int)p_frame->lines.size()) ? p_frame->lines[p_line + 1].from : nullptr;
for (Item *it = l.from; it && it != it_to; it = _get_next_item(it)) {
switch (it->type) {
case ITEM_TABLE: {
ItemTable *table = static_cast<ItemTable *>(it);
for (Item *E : table->subitems) {
ERR_CONTINUE(E->type != ITEM_FRAME); // Children should all be frames.
ItemFrame *frame = static_cast<ItemFrame *>(E);
for (int i = 0; i < (int)frame->lines.size(); i++) {
_update_line_font(frame, i, p_base_font, p_base_font_size);
}
}
} break;
default:
break;
}
}
}
float RichTextLabel::_resize_line(ItemFrame *p_frame, int p_line, const Ref<Font> &p_base_font, int p_base_font_size, int p_width, float p_h) {
ERR_FAIL_COND_V(p_frame == nullptr, p_h);
ERR_FAIL_COND_V(p_line < 0 || p_line >= (int)p_frame->lines.size(), p_h);
Line &l = p_frame->lines[p_line];
MutexLock lock(l.text_buf->get_mutex());
l.offset.x = _find_margin(l.from, p_base_font, p_base_font_size);
l.text_buf->set_width(p_width - l.offset.x);
if (tab_size > 0) { // Align inline tabs.
Vector<float> tabs;
tabs.push_back(tab_size * p_base_font->get_char_size(' ', p_base_font_size).width);
l.text_buf->tab_align(tabs);
}
Item *it_to = (p_line + 1 < (int)p_frame->lines.size()) ? p_frame->lines[p_line + 1].from : nullptr;
for (Item *it = l.from; it && it != it_to; it = _get_next_item(it)) {
switch (it->type) {
case ITEM_TABLE: {
ItemTable *table = static_cast<ItemTable *>(it);
int col_count = table->columns.size();
for (int i = 0; i < col_count; i++) {
table->columns[i].width = 0;
}
int idx = 0;
for (Item *E : table->subitems) {
ERR_CONTINUE(E->type != ITEM_FRAME); // Children should all be frames.
ItemFrame *frame = static_cast<ItemFrame *>(E);
float prev_h = 0;
for (int i = 0; i < (int)frame->lines.size(); i++) {
MutexLock sub_lock(frame->lines[i].text_buf->get_mutex());
int w = _find_margin(frame->lines[i].from, p_base_font, p_base_font_size) + 1;
prev_h = _resize_line(frame, i, p_base_font, p_base_font_size, w, prev_h);
}
idx++;
}
// Compute minimum width for each cell.
const int available_width = p_width - theme_cache.table_h_separation * (col_count - 1);
// Compute available width and total ratio (for expanders).
int total_ratio = 0;
int remaining_width = available_width;
table->total_width = theme_cache.table_h_separation;
for (int i = 0; i < col_count; i++) {
remaining_width -= table->columns[i].min_width;
if (table->columns[i].max_width > table->columns[i].min_width) {
table->columns[i].expand = true;
}
if (table->columns[i].expand) {
total_ratio += table->columns[i].expand_ratio;
}
}
// Assign actual widths.
for (int i = 0; i < col_count; i++) {
table->columns[i].width = table->columns[i].min_width;
if (table->columns[i].expand && total_ratio > 0 && remaining_width > 0) {
table->columns[i].width += table->columns[i].expand_ratio * remaining_width / total_ratio;
}
table->total_width += table->columns[i].width + theme_cache.table_h_separation;
}
// Resize to max_width if needed and distribute the remaining space.
bool table_need_fit = true;
while (table_need_fit) {
table_need_fit = false;
// Fit slim.
for (int i = 0; i < col_count; i++) {
if (!table->columns[i].expand) {
continue;
}
int dif = table->columns[i].width - table->columns[i].max_width;
if (dif > 0) {
table_need_fit = true;
table->columns[i].width = table->columns[i].max_width;
table->total_width -= dif;
total_ratio -= table->columns[i].expand_ratio;
}
}
// Grow.
remaining_width = available_width - table->total_width;
if (remaining_width > 0 && total_ratio > 0) {
for (int i = 0; i < col_count; i++) {
if (table->columns[i].expand) {
int dif = table->columns[i].max_width - table->columns[i].width;
if (dif > 0) {
int slice = table->columns[i].expand_ratio * remaining_width / total_ratio;
int incr = MIN(dif, slice);
table->columns[i].width += incr;
table->total_width += incr;
}
}
}
}
}
// Update line width and get total height.
idx = 0;
table->total_height = 0;
table->rows.clear();
Vector2 offset;
float row_height = 0.0;
for (Item *E : table->subitems) {
ERR_CONTINUE(E->type != ITEM_FRAME); // Children should all be frames.
ItemFrame *frame = static_cast<ItemFrame *>(E);
int column = idx % col_count;
offset.x += frame->padding.position.x;
float yofs = frame->padding.position.y;
float prev_h = 0;
for (int i = 0; i < (int)frame->lines.size(); i++) {
MutexLock sub_lock(frame->lines[i].text_buf->get_mutex());
frame->lines[i].text_buf->set_width(table->columns[column].width);
table->columns[column].width = MAX(table->columns[column].width, ceil(frame->lines[i].text_buf->get_size().x));
frame->lines[i].offset.y = prev_h;
frame->lines[i].offset += offset;
float h = frame->lines[i].text_buf->get_size().y + (frame->lines[i].text_buf->get_line_count() - 1) * theme_cache.line_separation;
if (i > 0) {
h += theme_cache.line_separation;
}
if (frame->min_size_over.y > 0) {
h = MAX(h, frame->min_size_over.y);
}
if (frame->max_size_over.y > 0) {
h = MIN(h, frame->max_size_over.y);
}
yofs += h;
prev_h = frame->lines[i].offset.y + frame->lines[i].text_buf->get_size().y + frame->lines[i].text_buf->get_line_count() * theme_cache.line_separation;
}
yofs += frame->padding.size.y;
offset.x += table->columns[column].width + theme_cache.table_h_separation + frame->padding.size.x;
row_height = MAX(yofs, row_height);
if (column == col_count - 1) {
offset.x = 0;
row_height += theme_cache.table_v_separation;
table->total_height += row_height;
offset.y += row_height;
table->rows.push_back(row_height);
row_height = 0;
}
idx++;
}
l.text_buf->resize_object((uint64_t)it, Size2(table->total_width, table->total_height), table->inline_align);
} break;
default:
break;
}
}
l.offset.y = p_h;
return _calculate_line_vertical_offset(l);
}
float RichTextLabel::_shape_line(ItemFrame *p_frame, int p_line, const Ref<Font> &p_base_font, int p_base_font_size, int p_width, float p_h, int *r_char_offset) {
ERR_FAIL_COND_V(p_frame == nullptr, p_h);
ERR_FAIL_COND_V(p_line < 0 || p_line >= (int)p_frame->lines.size(), p_h);
Line &l = p_frame->lines[p_line];
MutexLock lock(l.text_buf->get_mutex());
BitField<TextServer::LineBreakFlag> autowrap_flags = TextServer::BREAK_MANDATORY;
switch (autowrap_mode) {
case TextServer::AUTOWRAP_WORD_SMART:
autowrap_flags = TextServer::BREAK_WORD_BOUND | TextServer::BREAK_ADAPTIVE | TextServer::BREAK_MANDATORY;
break;
case TextServer::AUTOWRAP_WORD:
autowrap_flags = TextServer::BREAK_WORD_BOUND | TextServer::BREAK_MANDATORY;
break;
case TextServer::AUTOWRAP_ARBITRARY:
autowrap_flags = TextServer::BREAK_GRAPHEME_BOUND | TextServer::BREAK_MANDATORY;
break;
case TextServer::AUTOWRAP_OFF:
break;
}
autowrap_flags = autowrap_flags | TextServer::BREAK_TRIM_EDGE_SPACES;
// Clear cache.
l.text_buf->clear();
l.text_buf->set_break_flags(autowrap_flags);
l.text_buf->set_justification_flags(TextServer::JUSTIFICATION_KASHIDA | TextServer::JUSTIFICATION_WORD_BOUND | TextServer::JUSTIFICATION_TRIM_EDGE_SPACES);
l.char_offset = *r_char_offset;
l.char_count = 0;
// Add indent.
l.offset.x = _find_margin(l.from, p_base_font, p_base_font_size);
l.text_buf->set_width(p_width - l.offset.x);
l.text_buf->set_alignment(_find_alignment(l.from));
l.text_buf->set_direction(_find_direction(l.from));
if (tab_size > 0) { // Align inline tabs.
Vector<float> tabs;
tabs.push_back(tab_size * p_base_font->get_char_size(' ', p_base_font_size).width);
l.text_buf->tab_align(tabs);
}
// Shape current paragraph.
String txt;
Item *it_to = (p_line + 1 < (int)p_frame->lines.size()) ? p_frame->lines[p_line + 1].from : nullptr;
int remaining_characters = visible_characters - l.char_offset;
for (Item *it = l.from; it && it != it_to; it = _get_next_item(it)) {
if (visible_chars_behavior == TextServer::VC_CHARS_BEFORE_SHAPING && visible_characters >= 0 && remaining_characters <= 0) {
break;
}
switch (it->type) {
case ITEM_DROPCAP: {
// Add dropcap.
const ItemDropcap *dc = static_cast<ItemDropcap *>(it);
l.text_buf->set_dropcap(dc->text, dc->font, dc->font_size, dc->dropcap_margins);
l.dc_color = dc->color;
l.dc_ol_size = dc->ol_size;
l.dc_ol_color = dc->ol_color;
} break;
case ITEM_NEWLINE: {
Ref<Font> font = p_base_font;
int font_size = p_base_font_size;
ItemFont *font_it = _find_font(it);
if (font_it) {
if (font_it->font.is_valid()) {
font = font_it->font;
}
if (font_it->font_size > 0) {
font_size = font_it->font_size;
}
}
ItemFontSize *font_size_it = _find_font_size(it);
if (font_size_it && font_size_it->font_size > 0) {
font_size = font_size_it->font_size;
}
l.text_buf->add_string("\n", font, font_size);
txt += "\n";
l.char_count++;
remaining_characters--;
} break;
case ITEM_TEXT: {
ItemText *t = static_cast<ItemText *>(it);
Ref<Font> font = p_base_font;
int font_size = p_base_font_size;
ItemFont *font_it = _find_font(it);
if (font_it) {
if (font_it->font.is_valid()) {
font = font_it->font;
}
if (font_it->font_size > 0) {
font_size = font_it->font_size;
}
}
ItemFontSize *font_size_it = _find_font_size(it);
if (font_size_it && font_size_it->font_size > 0) {
font_size = font_size_it->font_size;
}
String lang = _find_language(it);
String tx = t->text;
if (visible_chars_behavior == TextServer::VC_CHARS_BEFORE_SHAPING && visible_characters >= 0 && remaining_characters >= 0) {
tx = tx.substr(0, remaining_characters);
}
remaining_characters -= tx.length();
l.text_buf->add_string(tx, font, font_size, lang, (uint64_t)it);
txt += tx;
l.char_count += tx.length();
} break;
case ITEM_IMAGE: {
ItemImage *img = static_cast<ItemImage *>(it);
l.text_buf->add_object((uint64_t)it, img->size, img->inline_align, 1);
txt += String::chr(0xfffc);
l.char_count++;
remaining_characters--;
} break;
case ITEM_TABLE: {
ItemTable *table = static_cast<ItemTable *>(it);
int col_count = table->columns.size();
int t_char_count = 0;
// Set minimums to zero.
for (int i = 0; i < col_count; i++) {
table->columns[i].min_width = 0;
table->columns[i].max_width = 0;
table->columns[i].width = 0;
}
// Compute minimum width for each cell.
const int available_width = p_width - theme_cache.table_h_separation * (col_count - 1);
int idx = 0;
for (Item *E : table->subitems) {
ERR_CONTINUE(E->type != ITEM_FRAME); // Children should all be frames.
ItemFrame *frame = static_cast<ItemFrame *>(E);
int column = idx % col_count;
float prev_h = 0;
for (int i = 0; i < (int)frame->lines.size(); i++) {
MutexLock sub_lock(frame->lines[i].text_buf->get_mutex());
int char_offset = l.char_offset + l.char_count;
int w = _find_margin(frame->lines[i].from, p_base_font, p_base_font_size) + 1;
prev_h = _shape_line(frame, i, p_base_font, p_base_font_size, w, prev_h, &char_offset);
int cell_ch = (char_offset - (l.char_offset + l.char_count));
l.char_count += cell_ch;
t_char_count += cell_ch;
remaining_characters -= cell_ch;
table->columns[column].min_width = MAX(table->columns[column].min_width, ceil(frame->lines[i].text_buf->get_size().x));
table->columns[column].max_width = MAX(table->columns[column].max_width, ceil(frame->lines[i].text_buf->get_non_wrapped_size().x));
}
idx++;
}
// Compute available width and total ratio (for expanders).
int total_ratio = 0;
int remaining_width = available_width;
table->total_width = theme_cache.table_h_separation;
for (int i = 0; i < col_count; i++) {
remaining_width -= table->columns[i].min_width;
if (table->columns[i].max_width > table->columns[i].min_width) {
table->columns[i].expand = true;
}
if (table->columns[i].expand) {
total_ratio += table->columns[i].expand_ratio;
}
}
// Assign actual widths.
for (int i = 0; i < col_count; i++) {
table->columns[i].width = table->columns[i].min_width;
if (table->columns[i].expand && total_ratio > 0 && remaining_width > 0) {
table->columns[i].width += table->columns[i].expand_ratio * remaining_width / total_ratio;
}
table->total_width += table->columns[i].width + theme_cache.table_h_separation;
}
// Resize to max_width if needed and distribute the remaining space.
bool table_need_fit = true;
while (table_need_fit) {
table_need_fit = false;
// Fit slim.
for (int i = 0; i < col_count; i++) {
if (!table->columns[i].expand) {
continue;
}
int dif = table->columns[i].width - table->columns[i].max_width;
if (dif > 0) {
table_need_fit = true;
table->columns[i].width = table->columns[i].max_width;
table->total_width -= dif;
total_ratio -= table->columns[i].expand_ratio;
}
}
// Grow.
remaining_width = available_width - table->total_width;
if (remaining_width > 0 && total_ratio > 0) {
for (int i = 0; i < col_count; i++) {
if (table->columns[i].expand) {
int dif = table->columns[i].max_width - table->columns[i].width;
if (dif > 0) {
int slice = table->columns[i].expand_ratio * remaining_width / total_ratio;
int incr = MIN(dif, slice);
table->columns[i].width += incr;
table->total_width += incr;
}
}
}
}
}
// Update line width and get total height.
idx = 0;
table->total_height = 0;
table->rows.clear();
Vector2 offset;
float row_height = 0.0;
for (const List<Item *>::Element *E = table->subitems.front(); E; E = E->next()) {
ERR_CONTINUE(E->get()->type != ITEM_FRAME); // Children should all be frames.
ItemFrame *frame = static_cast<ItemFrame *>(E->get());
int column = idx % col_count;
offset.x += frame->padding.position.x;
float yofs = frame->padding.position.y;
float prev_h = 0;
for (int i = 0; i < (int)frame->lines.size(); i++) {
MutexLock sub_lock(frame->lines[i].text_buf->get_mutex());
frame->lines[i].text_buf->set_width(table->columns[column].width);
table->columns[column].width = MAX(table->columns[column].width, ceil(frame->lines[i].text_buf->get_size().x));
frame->lines[i].offset.y = prev_h;
frame->lines[i].offset += offset;
float h = frame->lines[i].text_buf->get_size().y + (frame->lines[i].text_buf->get_line_count() - 1) * theme_cache.line_separation;
if (i > 0) {
h += theme_cache.line_separation;
}
if (frame->min_size_over.y > 0) {
h = MAX(h, frame->min_size_over.y);
}
if (frame->max_size_over.y > 0) {
h = MIN(h, frame->max_size_over.y);
}
yofs += h;
prev_h = frame->lines[i].offset.y + frame->lines[i].text_buf->get_size().y + frame->lines[i].text_buf->get_line_count() * theme_cache.line_separation;
}
yofs += frame->padding.size.y;
offset.x += table->columns[column].width + theme_cache.table_h_separation + frame->padding.size.x;
row_height = MAX(yofs, row_height);
// Add row height after last column of the row or last cell of the table.
if (column == col_count - 1 || E->next() == nullptr) {
offset.x = 0;
row_height += theme_cache.table_v_separation;
table->total_height += row_height;
offset.y += row_height;
table->rows.push_back(row_height);
row_height = 0;
}
idx++;
}
l.text_buf->add_object((uint64_t)it, Size2(table->total_width, table->total_height), table->inline_align, t_char_count);
txt += String::chr(0xfffc).repeat(t_char_count);
} break;
default:
break;
}
}
// Apply BiDi override.
l.text_buf->set_bidi_override(structured_text_parser(_find_stt(l.from), st_args, txt));
*r_char_offset = l.char_offset + l.char_count;
l.offset.y = p_h;
return _calculate_line_vertical_offset(l);
}
int RichTextLabel::_draw_line(ItemFrame *p_frame, int p_line, const Vector2 &p_ofs, int p_width, const Color &p_base_color, int p_outline_size, const Color &p_outline_color, const Color &p_font_shadow_color, int p_shadow_outline_size, const Point2 &p_shadow_ofs, int &r_processed_glyphs) {
ERR_FAIL_COND_V(p_frame == nullptr, 0);
ERR_FAIL_COND_V(p_line < 0 || p_line >= (int)p_frame->lines.size(), 0);
Vector2 off;
Line &l = p_frame->lines[p_line];
MutexLock lock(l.text_buf->get_mutex());
Item *it_from = l.from;
Item *it_to = (p_line + 1 < (int)p_frame->lines.size()) ? p_frame->lines[p_line + 1].from : nullptr;
if (it_from == nullptr) {
return 0;
}
RID ci = get_canvas_item();
bool rtl = (l.text_buf->get_direction() == TextServer::DIRECTION_RTL);
bool lrtl = is_layout_rtl();
bool trim_chars = (visible_characters >= 0) && (visible_chars_behavior == TextServer::VC_CHARS_AFTER_SHAPING);
bool trim_glyphs_ltr = (visible_characters >= 0) && ((visible_chars_behavior == TextServer::VC_GLYPHS_LTR) || ((visible_chars_behavior == TextServer::VC_GLYPHS_AUTO) && !lrtl));
bool trim_glyphs_rtl = (visible_characters >= 0) && ((visible_chars_behavior == TextServer::VC_GLYPHS_RTL) || ((visible_chars_behavior == TextServer::VC_GLYPHS_AUTO) && lrtl));
int total_glyphs = (trim_glyphs_ltr || trim_glyphs_rtl) ? get_total_glyph_count() : 0;
int visible_glyphs = total_glyphs * visible_ratio;
Vector<int> list_index;
Vector<ItemList *> list_items;
_find_list(l.from, list_index, list_items);
String prefix;
for (int i = 0; i < list_index.size(); i++) {
if (rtl) {
prefix = prefix + ".";
} else {
prefix = "." + prefix;
}
String segment;
if (list_items[i]->list_type == LIST_DOTS) {
static const char32_t _prefix[2] = { 0x25CF, 0 };
prefix = _prefix;
break;
} else if (list_items[i]->list_type == LIST_NUMBERS) {
segment = TS->format_number(itos(list_index[i]), _find_language(l.from));
} else if (list_items[i]->list_type == LIST_LETTERS) {
segment = _letters(list_index[i], list_items[i]->capitalize);
} else if (list_items[i]->list_type == LIST_ROMAN) {
segment = _roman(list_index[i], list_items[i]->capitalize);
}
if (rtl) {
prefix = prefix + segment;
} else {
prefix = segment + prefix;
}
}
if (!prefix.is_empty()) {
Ref<Font> font = theme_cache.normal_font;
int font_size = theme_cache.normal_font_size;
ItemFont *font_it = _find_font(l.from);
if (font_it) {
if (font_it->font.is_valid()) {
font = font_it->font;
}
if (font_it->font_size > 0) {
font_size = font_it->font_size;
}
}
ItemFontSize *font_size_it = _find_font_size(l.from);
if (font_size_it && font_size_it->font_size > 0) {
font_size = font_size_it->font_size;
}
if (rtl) {
float offx = 0.0f;
if (!lrtl && p_frame == main) { // Skip Scrollbar.
offx -= scroll_w;
}
font->draw_string(ci, p_ofs + Vector2(p_width - l.offset.x + offx, l.text_buf->get_line_ascent(0)), " " + prefix, HORIZONTAL_ALIGNMENT_LEFT, l.offset.x, font_size, _find_color(l.from, p_base_color));
} else {
float offx = 0.0f;
if (lrtl && p_frame == main) { // Skip Scrollbar.
offx += scroll_w;
}
font->draw_string(ci, p_ofs + Vector2(offx, l.text_buf->get_line_ascent(0)), prefix + " ", HORIZONTAL_ALIGNMENT_RIGHT, l.offset.x, font_size, _find_color(l.from, p_base_color));
}
}
// Draw dropcap.
int dc_lines = l.text_buf->get_dropcap_lines();
float h_off = l.text_buf->get_dropcap_size().x;
if (l.dc_ol_size > 0) {
l.text_buf->draw_dropcap_outline(ci, p_ofs + ((rtl) ? Vector2() : Vector2(l.offset.x, 0)), l.dc_ol_size, l.dc_ol_color);
}
l.text_buf->draw_dropcap(ci, p_ofs + ((rtl) ? Vector2() : Vector2(l.offset.x, 0)), l.dc_color);
int line_count = 0;
Size2 ctrl_size = get_size();
// Draw text.
for (int line = 0; line < l.text_buf->get_line_count(); line++) {
if (line > 0) {
off.y += theme_cache.line_separation;
}
if (p_ofs.y + off.y >= ctrl_size.height) {
break;
}
const Size2 line_size = l.text_buf->get_line_size(line);
if (p_ofs.y + off.y + line_size.y <= 0) {
off.y += line_size.y;
continue;
}
float width = l.text_buf->get_width();
float length = line_size.x;
// Draw line.
line_count++;
if (rtl) {
off.x = p_width - l.offset.x - width;
if (!lrtl && p_frame == main) { // Skip Scrollbar.
off.x -= scroll_w;
}
} else {
off.x = l.offset.x;
if (lrtl && p_frame == main) { // Skip Scrollbar.
off.x += scroll_w;
}
}
// Draw text.
switch (l.text_buf->get_alignment()) {
case HORIZONTAL_ALIGNMENT_FILL:
case HORIZONTAL_ALIGNMENT_LEFT: {
if (rtl) {
off.x += width - length;
}
} break;
case HORIZONTAL_ALIGNMENT_CENTER: {
off.x += Math::floor((width - length) / 2.0);
} break;
case HORIZONTAL_ALIGNMENT_RIGHT: {
if (!rtl) {
off.x += width - length;
}
} break;
}
if (line <= dc_lines) {
if (rtl) {
off.x -= h_off;
} else {
off.x += h_off;
}
}
RID rid = l.text_buf->get_line_rid(line);
//draw_rect(Rect2(p_ofs + off, TS->shaped_text_get_size(rid)), Color(1,0,0), false, 2); //DEBUG_RECTS
off.y += TS->shaped_text_get_ascent(rid);
// Draw inlined objects.
Array objects = TS->shaped_text_get_objects(rid);
for (int i = 0; i < objects.size(); i++) {
Item *it = reinterpret_cast<Item *>((uint64_t)objects[i]);
if (it != nullptr) {
Rect2 rect = TS->shaped_text_get_object_rect(rid, objects[i]);
//draw_rect(rect, Color(1,0,0), false, 2); //DEBUG_RECTS
switch (it->type) {
case ITEM_IMAGE: {
ItemImage *img = static_cast<ItemImage *>(it);
img->image->draw_rect(ci, Rect2(p_ofs + rect.position + off, rect.size), false, img->color);
} break;
case ITEM_TABLE: {
ItemTable *table = static_cast<ItemTable *>(it);
Color odd_row_bg = theme_cache.table_odd_row_bg;
Color even_row_bg = theme_cache.table_even_row_bg;
Color border = theme_cache.table_border;
int hseparation = theme_cache.table_h_separation;
int col_count = table->columns.size();
int row_count = table->rows.size();
int idx = 0;
for (Item *E : table->subitems) {
ItemFrame *frame = static_cast<ItemFrame *>(E);
int col = idx % col_count;
int row = idx / col_count;
if (frame->lines.size() != 0 && row < row_count) {
Vector2 coff = frame->lines[0].offset;
if (rtl) {
coff.x = rect.size.width - table->columns[col].width - coff.x;
}
if (row % 2 == 0) {
draw_rect(Rect2(p_ofs + rect.position + off + coff - frame->padding.position, Size2(table->columns[col].width + hseparation + frame->padding.position.x + frame->padding.size.x, table->rows[row])), (frame->odd_row_bg != Color(0, 0, 0, 0) ? frame->odd_row_bg : odd_row_bg), true);
} else {
draw_rect(Rect2(p_ofs + rect.position + off + coff - frame->padding.position, Size2(table->columns[col].width + hseparation + frame->padding.position.x + frame->padding.size.x, table->rows[row])), (frame->even_row_bg != Color(0, 0, 0, 0) ? frame->even_row_bg : even_row_bg), true);
}
draw_rect(Rect2(p_ofs + rect.position + off + coff - frame->padding.position, Size2(table->columns[col].width + hseparation + frame->padding.position.x + frame->padding.size.x, table->rows[row])), (frame->border != Color(0, 0, 0, 0) ? frame->border : border), false);
}
for (int j = 0; j < (int)frame->lines.size(); j++) {
_draw_line(frame, j, p_ofs + rect.position + off + Vector2(0, frame->lines[j].offset.y), rect.size.x, p_base_color, p_outline_size, p_outline_color, p_font_shadow_color, p_shadow_outline_size, p_shadow_ofs, r_processed_glyphs);
}
idx++;
}
} break;
default:
break;
}
}
}
const Glyph *glyphs = TS->shaped_text_get_glyphs(rid);
int gl_size = TS->shaped_text_get_glyph_count(rid);
Vector2 gloff = off;
// Draw oulines and shadow.
int processed_glyphs_ol = r_processed_glyphs;
for (int i = 0; i < gl_size; i++) {
Item *it = _get_item_at_pos(it_from, it_to, glyphs[i].start);
int size = _find_outline_size(it, p_outline_size);
Color font_color = _find_color(it, p_base_color);
Color font_outline_color = _find_outline_color(it, p_outline_color);
Color font_shadow_color = p_font_shadow_color;
if ((size <= 0 || font_outline_color.a == 0) && (font_shadow_color.a == 0)) {
gloff.x += glyphs[i].advance;
continue;
}
// Get FX.
ItemFade *fade = nullptr;
Item *fade_item = it;
while (fade_item) {
if (fade_item->type == ITEM_FADE) {
fade = static_cast<ItemFade *>(fade_item);
break;
}
fade_item = fade_item->parent;
}
Vector<ItemFX *> fx_stack;
_fetch_item_fx_stack(it, fx_stack);
bool custom_fx_ok = true;
Point2 fx_offset = Vector2(glyphs[i].x_off, glyphs[i].y_off);
RID frid = glyphs[i].font_rid;
uint32_t gl = glyphs[i].index;
uint16_t gl_fl = glyphs[i].flags;
uint8_t gl_cn = glyphs[i].count;
bool cprev_cluster = false;
bool cprev_conn = false;
if (gl_cn == 0) { // Parts of the same cluster, always connected.
cprev_cluster = true;
}
if (gl_fl & TextServer::GRAPHEME_IS_RTL) { // Check if previous grapheme cluster is connected.
if (i > 0 && (glyphs[i - 1].flags & TextServer::GRAPHEME_IS_CONNECTED)) {
cprev_conn = true;
}
} else {
if (glyphs[i].flags & TextServer::GRAPHEME_IS_CONNECTED) {
cprev_conn = true;
}
}
//Apply fx.
if (fade) {
float faded_visibility = 1.0f;
if (glyphs[i].start >= fade->starting_index) {
faded_visibility -= (float)(glyphs[i].start - fade->starting_index) / (float)fade->length;
faded_visibility = faded_visibility < 0.0f ? 0.0f : faded_visibility;
}
font_outline_color.a = faded_visibility;
font_shadow_color.a = faded_visibility;
}
bool txt_visible = (font_outline_color.a != 0) || (font_shadow_color.a != 0);
for (int j = 0; j < fx_stack.size(); j++) {
ItemFX *item_fx = fx_stack[j];
bool cn = cprev_cluster || (cprev_conn && item_fx->connected);
if (item_fx->type == ITEM_CUSTOMFX && custom_fx_ok) {
ItemCustomFX *item_custom = static_cast<ItemCustomFX *>(item_fx);
Ref<CharFXTransform> charfx = item_custom->char_fx_transform;
Ref<RichTextEffect> custom_effect = item_custom->custom_effect;
if (!custom_effect.is_null()) {
charfx->elapsed_time = item_custom->elapsed_time;
charfx->range = Vector2i(l.char_offset + glyphs[i].start, l.char_offset + glyphs[i].end);
charfx->visibility = txt_visible;
charfx->outline = true;
charfx->font = frid;
charfx->glyph_index = gl;
charfx->glyph_flags = gl_fl;
charfx->glyph_count = gl_cn;
charfx->offset = fx_offset;
charfx->color = font_color;
bool effect_status = custom_effect->_process_effect_impl(charfx);
custom_fx_ok = effect_status;
fx_offset += charfx->offset;
font_color = charfx->color;
frid = charfx->font;
gl = charfx->glyph_index;
txt_visible &= charfx->visibility;
}
} else if (item_fx->type == ITEM_SHAKE) {
ItemShake *item_shake = static_cast<ItemShake *>(item_fx);
if (!cn) {
uint64_t char_current_rand = item_shake->offset_random(glyphs[i].start);
uint64_t char_previous_rand = item_shake->offset_previous_random(glyphs[i].start);
uint64_t max_rand = 2147483647;
double current_offset = Math::remap(char_current_rand % max_rand, 0, max_rand, 0.0f, 2.f * (float)Math_PI);
double previous_offset = Math::remap(char_previous_rand % max_rand, 0, max_rand, 0.0f, 2.f * (float)Math_PI);
double n_time = (double)(item_shake->elapsed_time / (0.5f / item_shake->rate));
n_time = (n_time > 1.0) ? 1.0 : n_time;
item_shake->prev_off = Point2(Math::lerp(Math::sin(previous_offset), Math::sin(current_offset), n_time), Math::lerp(Math::cos(previous_offset), Math::cos(current_offset), n_time)) * (float)item_shake->strength / 10.0f;
}
fx_offset += item_shake->prev_off;
} else if (item_fx->type == ITEM_WAVE) {
ItemWave *item_wave = static_cast<ItemWave *>(item_fx);
if (!cn) {
double value = Math::sin(item_wave->frequency * item_wave->elapsed_time + ((p_ofs.x + gloff.x) / 50)) * (item_wave->amplitude / 10.0f);
item_wave->prev_off = Point2(0, 1) * value;
}
fx_offset += item_wave->prev_off;
} else if (item_fx->type == ITEM_TORNADO) {
ItemTornado *item_tornado = static_cast<ItemTornado *>(item_fx);
if (!cn) {
double torn_x = Math::sin(item_tornado->frequency * item_tornado->elapsed_time + ((p_ofs.x + gloff.x) / 50)) * (item_tornado->radius);
double torn_y = Math::cos(item_tornado->frequency * item_tornado->elapsed_time + ((p_ofs.x + gloff.x) / 50)) * (item_tornado->radius);
item_tornado->prev_off = Point2(torn_x, torn_y);
}
fx_offset += item_tornado->prev_off;
} else if (item_fx->type == ITEM_RAINBOW) {
ItemRainbow *item_rainbow = static_cast<ItemRainbow *>(item_fx);
font_color = font_color.from_hsv(item_rainbow->frequency * (item_rainbow->elapsed_time + ((p_ofs.x + gloff.x) / 50)), item_rainbow->saturation, item_rainbow->value, font_color.a);
}
}
// Draw glyph outlines.
const Color modulated_outline_color = font_outline_color * Color(1, 1, 1, font_color.a);
const Color modulated_shadow_color = font_shadow_color * Color(1, 1, 1, font_color.a);
for (int j = 0; j < glyphs[i].repeat; j++) {
if (txt_visible) {
bool skip = (trim_chars && l.char_offset + glyphs[i].end > visible_characters) || (trim_glyphs_ltr && (processed_glyphs_ol >= visible_glyphs)) || (trim_glyphs_rtl && (processed_glyphs_ol < total_glyphs - visible_glyphs));
if (!skip && frid != RID()) {
if (modulated_shadow_color.a > 0) {
TS->font_draw_glyph(frid, ci, glyphs[i].font_size, p_ofs + fx_offset + gloff + p_shadow_ofs, gl, modulated_shadow_color);
}
if (modulated_shadow_color.a > 0 && p_shadow_outline_size > 0) {
TS->font_draw_glyph_outline(frid, ci, glyphs[i].font_size, p_shadow_outline_size, p_ofs + fx_offset + gloff + p_shadow_ofs, gl, modulated_shadow_color);
}
if (modulated_outline_color.a != 0.0 && size > 0) {
TS->font_draw_glyph_outline(frid, ci, glyphs[i].font_size, size, p_ofs + fx_offset + gloff, gl, modulated_outline_color);
}
}
processed_glyphs_ol++;
}
gloff.x += glyphs[i].advance;
}
}
Vector2 fbg_line_off = off + p_ofs;
// Draw background color box
Vector2i chr_range = TS->shaped_text_get_range(rid);
_draw_fbg_boxes(ci, rid, fbg_line_off, it_from, it_to, chr_range.x, chr_range.y, 0);
// Draw main text.
Color selection_bg = theme_cache.selection_color;
int sel_start = -1;
int sel_end = -1;
if (selection.active && (selection.from_frame->lines[selection.from_line].char_offset + selection.from_char) <= (l.char_offset + TS->shaped_text_get_range(rid).y) && (selection.to_frame->lines[selection.to_line].char_offset + selection.to_char) >= (l.char_offset + TS->shaped_text_get_range(rid).x)) {
sel_start = MAX(TS->shaped_text_get_range(rid).x, (selection.from_frame->lines[selection.from_line].char_offset + selection.from_char) - l.char_offset);
sel_end = MIN(TS->shaped_text_get_range(rid).y, (selection.to_frame->lines[selection.to_line].char_offset + selection.to_char) - l.char_offset);
Vector<Vector2> sel = TS->shaped_text_get_selection(rid, sel_start, sel_end);
for (int i = 0; i < sel.size(); i++) {
Rect2 rect = Rect2(sel[i].x + p_ofs.x + off.x, p_ofs.y + off.y - TS->shaped_text_get_ascent(rid), sel[i].y - sel[i].x, TS->shaped_text_get_size(rid).y);
RenderingServer::get_singleton()->canvas_item_add_rect(ci, rect, selection_bg);
}
}
Vector2 ul_start;
bool ul_started = false;
Color ul_color;
Vector2 dot_ul_start;
bool dot_ul_started = false;
Color dot_ul_color;
Vector2 st_start;
bool st_started = false;
Color st_color;
for (int i = 0; i < gl_size; i++) {
bool selected = selection.active && (sel_start != -1) && (glyphs[i].start >= sel_start) && (glyphs[i].end <= sel_end);
Item *it = _get_item_at_pos(it_from, it_to, glyphs[i].start);
Color font_color = _find_color(it, p_base_color);
if (_find_underline(it) || (_find_meta(it, nullptr) && underline_meta)) {
if (!ul_started) {
ul_started = true;
ul_start = p_ofs + Vector2(off.x, off.y);
ul_color = font_color;
ul_color.a *= 0.5;
}
} else if (ul_started) {
ul_started = false;
float y_off = TS->shaped_text_get_underline_position(rid);
float underline_width = TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale;
draw_line(ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), ul_color, underline_width);
}
if (_find_hint(it, nullptr) && underline_hint) {
if (!dot_ul_started) {
dot_ul_started = true;
dot_ul_start = p_ofs + Vector2(off.x, off.y);
dot_ul_color = font_color;
dot_ul_color.a *= 0.5;
}
} else if (dot_ul_started) {
dot_ul_started = false;
float y_off = TS->shaped_text_get_underline_position(rid);
float underline_width = TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale;
draw_dashed_line(dot_ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), dot_ul_color, underline_width, underline_width * 2);
}
if (_find_strikethrough(it)) {
if (!st_started) {
st_started = true;
st_start = p_ofs + Vector2(off.x, off.y);
st_color = font_color;
st_color.a *= 0.5;
}
} else if (st_started) {
st_started = false;
float y_off = -TS->shaped_text_get_ascent(rid) + TS->shaped_text_get_size(rid).y / 2;
float underline_width = TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale;
draw_line(st_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), st_color, underline_width);
}
// Get FX.
ItemFade *fade = nullptr;
Item *fade_item = it;
while (fade_item) {
if (fade_item->type == ITEM_FADE) {
fade = static_cast<ItemFade *>(fade_item);
break;
}
fade_item = fade_item->parent;
}
Vector<ItemFX *> fx_stack;
_fetch_item_fx_stack(it, fx_stack);
bool custom_fx_ok = true;
Point2 fx_offset = Vector2(glyphs[i].x_off, glyphs[i].y_off);
RID frid = glyphs[i].font_rid;
uint32_t gl = glyphs[i].index;
uint16_t gl_fl = glyphs[i].flags;
uint8_t gl_cn = glyphs[i].count;
bool cprev_cluster = false;
bool cprev_conn = false;
if (gl_cn == 0) { // Parts of the same grapheme cluster, always connected.
cprev_cluster = true;
}
if (gl_fl & TextServer::GRAPHEME_IS_RTL) { // Check if previous grapheme cluster is connected.
if (i > 0 && (glyphs[i - 1].flags & TextServer::GRAPHEME_IS_CONNECTED)) {
cprev_conn = true;
}
} else {
if (glyphs[i].flags & TextServer::GRAPHEME_IS_CONNECTED) {
cprev_conn = true;
}
}
//Apply fx.
if (fade) {
float faded_visibility = 1.0f;
if (glyphs[i].start >= fade->starting_index) {
faded_visibility -= (float)(glyphs[i].start - fade->starting_index) / (float)fade->length;
faded_visibility = faded_visibility < 0.0f ? 0.0f : faded_visibility;
}
font_color.a = faded_visibility;
}
bool txt_visible = (font_color.a != 0);
for (int j = 0; j < fx_stack.size(); j++) {
ItemFX *item_fx = fx_stack[j];
bool cn = cprev_cluster || (cprev_conn && item_fx->connected);
if (item_fx->type == ITEM_CUSTOMFX && custom_fx_ok) {
ItemCustomFX *item_custom = static_cast<ItemCustomFX *>(item_fx);
Ref<CharFXTransform> charfx = item_custom->char_fx_transform;
Ref<RichTextEffect> custom_effect = item_custom->custom_effect;
if (!custom_effect.is_null()) {
charfx->elapsed_time = item_custom->elapsed_time;
charfx->range = Vector2i(l.char_offset + glyphs[i].start, l.char_offset + glyphs[i].end);
charfx->visibility = txt_visible;
charfx->outline = false;
charfx->font = frid;
charfx->glyph_index = gl;
charfx->glyph_flags = gl_fl;
charfx->glyph_count = gl_cn;
charfx->offset = fx_offset;
charfx->color = font_color;
bool effect_status = custom_effect->_process_effect_impl(charfx);
custom_fx_ok = effect_status;
fx_offset += charfx->offset;
font_color = charfx->color;
frid = charfx->font;
gl = charfx->glyph_index;
txt_visible &= charfx->visibility;
}
} else if (item_fx->type == ITEM_SHAKE) {
ItemShake *item_shake = static_cast<ItemShake *>(item_fx);
if (!cn) {
uint64_t char_current_rand = item_shake->offset_random(glyphs[i].start);
uint64_t char_previous_rand = item_shake->offset_previous_random(glyphs[i].start);
uint64_t max_rand = 2147483647;
double current_offset = Math::remap(char_current_rand % max_rand, 0, max_rand, 0.0f, 2.f * (float)Math_PI);
double previous_offset = Math::remap(char_previous_rand % max_rand, 0, max_rand, 0.0f, 2.f * (float)Math_PI);
double n_time = (double)(item_shake->elapsed_time / (0.5f / item_shake->rate));
n_time = (n_time > 1.0) ? 1.0 : n_time;
item_shake->prev_off = Point2(Math::lerp(Math::sin(previous_offset), Math::sin(current_offset), n_time), Math::lerp(Math::cos(previous_offset), Math::cos(current_offset), n_time)) * (float)item_shake->strength / 10.0f;
}
fx_offset += item_shake->prev_off;
} else if (item_fx->type == ITEM_WAVE) {
ItemWave *item_wave = static_cast<ItemWave *>(item_fx);
if (!cn) {
double value = Math::sin(item_wave->frequency * item_wave->elapsed_time + ((p_ofs.x + off.x) / 50)) * (item_wave->amplitude / 10.0f);
item_wave->prev_off = Point2(0, 1) * value;
}
fx_offset += item_wave->prev_off;
} else if (item_fx->type == ITEM_TORNADO) {
ItemTornado *item_tornado = static_cast<ItemTornado *>(item_fx);
if (!cn) {
double torn_x = Math::sin(item_tornado->frequency * item_tornado->elapsed_time + ((p_ofs.x + off.x) / 50)) * (item_tornado->radius);
double torn_y = Math::cos(item_tornado->frequency * item_tornado->elapsed_time + ((p_ofs.x + off.x) / 50)) * (item_tornado->radius);
item_tornado->prev_off = Point2(torn_x, torn_y);
}
fx_offset += item_tornado->prev_off;
} else if (item_fx->type == ITEM_RAINBOW) {
ItemRainbow *item_rainbow = static_cast<ItemRainbow *>(item_fx);
font_color = font_color.from_hsv(item_rainbow->frequency * (item_rainbow->elapsed_time + ((p_ofs.x + off.x) / 50)), item_rainbow->saturation, item_rainbow->value, font_color.a);
}
}
if (selected && use_selected_font_color) {
font_color = theme_cache.font_selected_color;
}
// Draw glyphs.
for (int j = 0; j < glyphs[i].repeat; j++) {
bool skip = (trim_chars && l.char_offset + glyphs[i].end > visible_characters) || (trim_glyphs_ltr && (r_processed_glyphs >= visible_glyphs)) || (trim_glyphs_rtl && (r_processed_glyphs < total_glyphs - visible_glyphs));
if (txt_visible) {
if (!skip) {
if (frid != RID()) {
TS->font_draw_glyph(frid, ci, glyphs[i].font_size, p_ofs + fx_offset + off, gl, font_color);
} else if ((glyphs[i].flags & TextServer::GRAPHEME_IS_VIRTUAL) != TextServer::GRAPHEME_IS_VIRTUAL) {
TS->draw_hex_code_box(ci, glyphs[i].font_size, p_ofs + fx_offset + off, gl, font_color);
}
}
r_processed_glyphs++;
}
if (skip) {
// End underline/overline/strikethrough is previous glyph is skipped.
if (ul_started) {
ul_started = false;
float y_off = TS->shaped_text_get_underline_position(rid);
float underline_width = TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale;
draw_line(ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), ul_color, underline_width);
}
if (dot_ul_started) {
dot_ul_started = false;
float y_off = TS->shaped_text_get_underline_position(rid);
float underline_width = TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale;
draw_dashed_line(dot_ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), dot_ul_color, underline_width, underline_width * 2);
}
if (st_started) {
st_started = false;
float y_off = -TS->shaped_text_get_ascent(rid) + TS->shaped_text_get_size(rid).y / 2;
float underline_width = TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale;
draw_line(st_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), st_color, underline_width);
}
}
off.x += glyphs[i].advance;
}
}
if (ul_started) {
ul_started = false;
float y_off = TS->shaped_text_get_underline_position(rid);
float underline_width = TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale;
draw_line(ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), ul_color, underline_width);
}
if (dot_ul_started) {
dot_ul_started = false;
float y_off = TS->shaped_text_get_underline_position(rid);
float underline_width = TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale;
draw_dashed_line(dot_ul_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), dot_ul_color, underline_width, underline_width * 2);
}
if (st_started) {
st_started = false;
float y_off = -TS->shaped_text_get_ascent(rid) + TS->shaped_text_get_size(rid).y / 2;
float underline_width = TS->shaped_text_get_underline_thickness(rid) * theme_cache.base_scale;
draw_line(st_start + Vector2(0, y_off), p_ofs + Vector2(off.x, off.y + y_off), st_color, underline_width);
}
// Draw foreground color box
_draw_fbg_boxes(ci, rid, fbg_line_off, it_from, it_to, chr_range.x, chr_range.y, 1);
off.y += TS->shaped_text_get_descent(rid);
}
return line_count;
}
void RichTextLabel::_find_click(ItemFrame *p_frame, const Point2i &p_click, ItemFrame **r_click_frame, int *r_click_line, Item **r_click_item, int *r_click_char, bool *r_outside, bool p_meta) {
if (r_click_item) {
*r_click_item = nullptr;
}
if (r_click_char != nullptr) {
*r_click_char = 0;
}
if (r_outside != nullptr) {
*r_outside = true;
}
Size2 size = get_size();
Rect2 text_rect = _get_text_rect();
int vofs = vscroll->get_value();
// Search for the first line.
int to_line = main->first_invalid_line.load();
int from_line = _find_first_line(0, to_line, vofs);
Point2 ofs = text_rect.get_position() + Vector2(0, main->lines[from_line].offset.y - vofs);
while (ofs.y < size.height && from_line < to_line) {
MutexLock lock(main->lines[from_line].text_buf->get_mutex());
_find_click_in_line(p_frame, from_line, ofs, text_rect.size.x, p_click, r_click_frame, r_click_line, r_click_item, r_click_char, false, p_meta);
ofs.y += main->lines[from_line].text_buf->get_size().y + main->lines[from_line].text_buf->get_line_count() * theme_cache.line_separation;
if (((r_click_item != nullptr) && ((*r_click_item) != nullptr)) || ((r_click_frame != nullptr) && ((*r_click_frame) != nullptr))) {
if (r_outside != nullptr) {
*r_outside = false;
}
return;
}
from_line++;
}
}
float RichTextLabel::_find_click_in_line(ItemFrame *p_frame, int p_line, const Vector2 &p_ofs, int p_width, const Point2i &p_click, ItemFrame **r_click_frame, int *r_click_line, Item **r_click_item, int *r_click_char, bool p_table, bool p_meta) {
Vector2 off;
bool line_clicked = false;
float text_rect_begin = 0.0;
int char_pos = -1;
Line &l = p_frame->lines[p_line];
MutexLock lock(l.text_buf->get_mutex());
bool rtl = (l.text_buf->get_direction() == TextServer::DIRECTION_RTL);
bool lrtl = is_layout_rtl();
// Table hit test results.
bool table_hit = false;
Vector2i table_range;
float table_offy = 0.f;
ItemFrame *table_click_frame = nullptr;
int table_click_line = -1;
Item *table_click_item = nullptr;
int table_click_char = -1;
for (int line = 0; line < l.text_buf->get_line_count(); line++) {
RID rid = l.text_buf->get_line_rid(line);
float width = l.text_buf->get_width();
float length = TS->shaped_text_get_width(rid);
if (rtl) {
off.x = p_width - l.offset.x - width;
if (!lrtl && p_frame == main) { // Skip Scrollbar.
off.x -= scroll_w;
}
} else {
off.x = l.offset.x;
if (lrtl && p_frame == main) { // Skip Scrollbar.
off.x += scroll_w;
}
}
switch (l.text_buf->get_alignment()) {
case HORIZONTAL_ALIGNMENT_FILL:
case HORIZONTAL_ALIGNMENT_LEFT: {
if (rtl) {
off.x += width - length;
}
} break;
case HORIZONTAL_ALIGNMENT_CENTER: {
off.x += Math::floor((width - length) / 2.0);
} break;
case HORIZONTAL_ALIGNMENT_RIGHT: {
if (!rtl) {
off.x += width - length;
}
} break;
}
off.y += TS->shaped_text_get_ascent(rid);
Array objects = TS->shaped_text_get_objects(rid);
for (int i = 0; i < objects.size(); i++) {
Item *it = reinterpret_cast<Item *>((uint64_t)objects[i]);
if (it != nullptr) {
Rect2 rect = TS->shaped_text_get_object_rect(rid, objects[i]);
rect.position += p_ofs + off;
if (p_click.y >= rect.position.y && p_click.y <= rect.position.y + rect.size.y) {
switch (it->type) {
case ITEM_TABLE: {
ItemTable *table = static_cast<ItemTable *>(it);
int idx = 0;
int col_count = table->columns.size();
int row_count = table->rows.size();
for (Item *E : table->subitems) {
ItemFrame *frame = static_cast<ItemFrame *>(E);
int col = idx % col_count;
int row = idx / col_count;
if (frame->lines.size() != 0 && row < row_count) {
Vector2 coff = frame->lines[0].offset;
if (rtl) {
coff.x = rect.size.width - table->columns[col].width - coff.x;
}
Rect2 crect = Rect2(rect.position + coff - frame->padding.position, Size2(table->columns[col].width + theme_cache.table_h_separation, table->rows[row] + theme_cache.table_v_separation) + frame->padding.position + frame->padding.size);
if (col == col_count - 1) {
if (rtl) {
crect.size.x = crect.position.x + crect.size.x;
crect.position.x = 0;
} else {
crect.size.x = get_size().x;
}
}
if (crect.has_point(p_click)) {
for (int j = 0; j < (int)frame->lines.size(); j++) {
_find_click_in_line(frame, j, rect.position + Vector2(0, frame->lines[j].offset.y), rect.size.x, p_click, &table_click_frame, &table_click_line, &table_click_item, &table_click_char, true, p_meta);
if (table_click_frame && table_click_item) {
// Save cell detected cell hit data.
table_range = Vector2i(INT32_MAX, 0);
for (Item *F : table->subitems) {
ItemFrame *sub_frame = static_cast<ItemFrame *>(F);
for (int k = 0; k < (int)sub_frame->lines.size(); k++) {
table_range.x = MIN(table_range.x, sub_frame->lines[k].char_offset);
table_range.y = MAX(table_range.y, sub_frame->lines[k].char_offset + sub_frame->lines[k].char_count);
}
}
table_offy = off.y;
table_hit = true;
}
}
}
}
idx++;
}
} break;
default:
break;
}
}
}
}
Rect2 rect = Rect2(p_ofs + off - Vector2(0, TS->shaped_text_get_ascent(rid)) - p_frame->padding.position, TS->shaped_text_get_size(rid) + p_frame->padding.position + p_frame->padding.size);
if (p_table) {
rect.size.y += theme_cache.table_v_separation;
}
if (p_click.y >= rect.position.y && p_click.y <= rect.position.y + rect.size.y) {
if ((!rtl && p_click.x >= rect.position.x) || (rtl && p_click.x <= rect.position.x + rect.size.x)) {
if (p_meta) {
int64_t glyph_idx = TS->shaped_text_hit_test_grapheme(rid, p_click.x - rect.position.x);
if (glyph_idx >= 0) {
const Glyph *glyphs = TS->shaped_text_get_glyphs(rid);
char_pos = glyphs[glyph_idx].start;
}
} else {
char_pos = TS->shaped_text_hit_test_position(rid, p_click.x - rect.position.x);
}
}
line_clicked = true;
text_rect_begin = rtl ? rect.position.x + rect.size.x : rect.position.x;
}
// If table hit was detected, and line hit is in the table bounds use table hit.
if (table_hit && (((char_pos + p_frame->lines[p_line].char_offset) >= table_range.x && (char_pos + p_frame->lines[p_line].char_offset) <= table_range.y) || char_pos == -1)) {
if (r_click_frame != nullptr) {
*r_click_frame = table_click_frame;
}
if (r_click_line != nullptr) {
*r_click_line = table_click_line;
}
if (r_click_item != nullptr) {
*r_click_item = table_click_item;
}
if (r_click_char != nullptr) {
*r_click_char = table_click_char;
}
return table_offy;
}
off.y += TS->shaped_text_get_descent(rid) + theme_cache.line_separation;
}
// Text line hit.
if (line_clicked) {
// Find item.
if (r_click_item != nullptr) {
Item *it = p_frame->lines[p_line].from;
Item *it_to = (p_line + 1 < (int)p_frame->lines.size()) ? p_frame->lines[p_line + 1].from : nullptr;
if (char_pos >= 0) {
*r_click_item = _get_item_at_pos(it, it_to, char_pos);
} else {
int stop = text_rect_begin;
*r_click_item = _find_indentable(it);
while (*r_click_item) {
Ref<Font> font = theme_cache.normal_font;
int font_size = theme_cache.normal_font_size;
ItemFont *font_it = _find_font(*r_click_item);
if (font_it) {
if (font_it->font.is_valid()) {
font = font_it->font;
}
if (font_it->font_size > 0) {
font_size = font_it->font_size;
}
}
ItemFontSize *font_size_it = _find_font_size(*r_click_item);
if (font_size_it && font_size_it->font_size > 0) {
font_size = font_size_it->font_size;
}
if (rtl) {
stop += tab_size * font->get_char_size(' ', font_size).width;
if (stop > p_click.x) {
break;
}
} else {
stop -= tab_size * font->get_char_size(' ', font_size).width;
if (stop < p_click.x) {
break;
}
}
*r_click_item = _find_indentable((*r_click_item)->parent);
}
}
}
if (r_click_frame != nullptr) {
*r_click_frame = p_frame;
}
if (r_click_line != nullptr) {
*r_click_line = p_line;
}
if (r_click_char != nullptr) {
*r_click_char = char_pos;
}
}
return off.y;
}
void RichTextLabel::_scroll_changed(double) {
if (updating_scroll) {
return;
}
if (scroll_follow && vscroll->get_value() >= (vscroll->get_max() - vscroll->get_page())) {
scroll_following = true;
} else {
scroll_following = false;
}
scroll_updated = true;
queue_redraw();
}
void RichTextLabel::_update_fx(RichTextLabel::ItemFrame *p_frame, double p_delta_time) {
Item *it = p_frame;
while (it) {
ItemFX *ifx = nullptr;
if (it->type == ITEM_CUSTOMFX || it->type == ITEM_SHAKE || it->type == ITEM_WAVE || it->type == ITEM_TORNADO || it->type == ITEM_RAINBOW) {
ifx = static_cast<ItemFX *>(it);
}
if (!ifx) {
it = _get_next_item(it, true);
continue;
}
ifx->elapsed_time += p_delta_time;
ItemShake *shake = nullptr;
if (it->type == ITEM_SHAKE) {
shake = static_cast<ItemShake *>(it);
}
if (shake) {
bool cycle = (shake->elapsed_time > (1.0f / shake->rate));
if (cycle) {
shake->elapsed_time -= (1.0f / shake->rate);
shake->reroll_random();
}
}
it = _get_next_item(it, true);
}
}
int RichTextLabel::_find_first_line(int p_from, int p_to, int p_vofs) const {
int l = p_from;
int r = p_to;
while (l < r) {
int m = Math::floor(double(l + r) / 2.0);
MutexLock lock(main->lines[m].text_buf->get_mutex());
int ofs = _calculate_line_vertical_offset(main->lines[m]);
if (ofs < p_vofs) {
l = m + 1;
} else {
r = m;
}
}
return MIN(l, (int)main->lines.size() - 1);
}
_FORCE_INLINE_ float RichTextLabel::_calculate_line_vertical_offset(const RichTextLabel::Line &line) const {
return line.get_height(theme_cache.line_separation);
}
void RichTextLabel::_update_theme_item_cache() {
Control::_update_theme_item_cache();
theme_cache.normal_style = get_theme_stylebox(SNAME("normal"));
theme_cache.focus_style = get_theme_stylebox(SNAME("focus"));
theme_cache.progress_bg_style = get_theme_stylebox(SNAME("background"), SNAME("ProgressBar"));
theme_cache.progress_fg_style = get_theme_stylebox(SNAME("fill"), SNAME("ProgressBar"));
theme_cache.line_separation = get_theme_constant(SNAME("line_separation"));
theme_cache.normal_font = get_theme_font(SNAME("normal_font"));
theme_cache.normal_font_size = get_theme_font_size(SNAME("normal_font_size"));
theme_cache.default_color = get_theme_color(SNAME("default_color"));
theme_cache.font_selected_color = get_theme_color(SNAME("font_selected_color"));
use_selected_font_color = theme_cache.font_selected_color != Color(0, 0, 0, 0);
theme_cache.selection_color = get_theme_color(SNAME("selection_color"));
theme_cache.font_outline_color = get_theme_color(SNAME("font_outline_color"));
theme_cache.font_shadow_color = get_theme_color(SNAME("font_shadow_color"));
theme_cache.shadow_outline_size = get_theme_constant(SNAME("shadow_outline_size"));
theme_cache.shadow_offset_x = get_theme_constant(SNAME("shadow_offset_x"));
theme_cache.shadow_offset_y = get_theme_constant(SNAME("shadow_offset_y"));
theme_cache.outline_size = get_theme_constant(SNAME("outline_size"));
theme_cache.bold_font = get_theme_font(SNAME("bold_font"));
theme_cache.bold_font_size = get_theme_font_size(SNAME("bold_font_size"));
theme_cache.bold_italics_font = get_theme_font(SNAME("bold_italics_font"));
theme_cache.bold_italics_font_size = get_theme_font_size(SNAME("bold_italics_font_size"));
theme_cache.italics_font = get_theme_font(SNAME("italics_font"));
theme_cache.italics_font_size = get_theme_font_size(SNAME("italics_font_size"));
theme_cache.mono_font = get_theme_font(SNAME("mono_font"));
theme_cache.mono_font_size = get_theme_font_size(SNAME("mono_font_size"));
theme_cache.table_h_separation = get_theme_constant(SNAME("table_h_separation"));
theme_cache.table_v_separation = get_theme_constant(SNAME("table_v_separation"));
theme_cache.table_odd_row_bg = get_theme_color(SNAME("table_odd_row_bg"));
theme_cache.table_even_row_bg = get_theme_color(SNAME("table_even_row_bg"));
theme_cache.table_border = get_theme_color(SNAME("table_border"));
theme_cache.base_scale = get_theme_default_base_scale();
}
void RichTextLabel::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_MOUSE_EXIT: {
if (meta_hovering) {
meta_hovering = nullptr;
emit_signal(SNAME("meta_hover_ended"), current_meta);
current_meta = false;
queue_redraw();
}
} break;
case NOTIFICATION_RESIZED: {
_stop_thread();
main->first_resized_line.store(0); //invalidate ALL
queue_redraw();
} break;
case NOTIFICATION_THEME_CHANGED: {
_stop_thread();
main->first_invalid_font_line.store(0); //invalidate ALL
queue_redraw();
} break;
case NOTIFICATION_ENTER_TREE: {
_stop_thread();
if (!text.is_empty()) {
set_text(text);
}
main->first_invalid_line.store(0); //invalidate ALL
queue_redraw();
} break;
case NOTIFICATION_PREDELETE:
case NOTIFICATION_EXIT_TREE: {
_stop_thread();
} break;
case NOTIFICATION_LAYOUT_DIRECTION_CHANGED:
case NOTIFICATION_TRANSLATION_CHANGED: {
_stop_thread();
main->first_invalid_line.store(0); //invalidate ALL
queue_redraw();
} break;
case NOTIFICATION_INTERNAL_PHYSICS_PROCESS: {
queue_redraw();
} break;
case NOTIFICATION_DRAW: {
RID ci = get_canvas_item();
Size2 size = get_size();
draw_style_box(theme_cache.normal_style, Rect2(Point2(), size));
if (has_focus()) {
RenderingServer::get_singleton()->canvas_item_add_clip_ignore(ci, true);
draw_style_box(theme_cache.focus_style, Rect2(Point2(), size));
RenderingServer::get_singleton()->canvas_item_add_clip_ignore(ci, false);
}
// Start text shaping.
if (_validate_line_caches()) {
set_physics_process_internal(false); // Disable auto refresh, if text is fully processed.
} else {
// Draw loading progress bar.
if ((progress_delay > 0) && (OS::get_singleton()->get_ticks_msec() - loading_started >= (uint64_t)progress_delay)) {
Vector2 p_size = Vector2(size.width - (theme_cache.normal_style->get_offset().x + vscroll->get_combined_minimum_size().width) * 2, vscroll->get_combined_minimum_size().width);
Vector2 p_pos = Vector2(theme_cache.normal_style->get_offset().x, size.height - theme_cache.normal_style->get_offset().y - vscroll->get_combined_minimum_size().width);
draw_style_box(theme_cache.progress_bg_style, Rect2(p_pos, p_size));
bool right_to_left = is_layout_rtl();
double r = loaded.load();
int mp = theme_cache.progress_fg_style->get_minimum_size().width;
int p = round(r * (p_size.width - mp));
if (right_to_left) {
int p_remaining = round((1.0 - r) * (p_size.width - mp));
draw_style_box(theme_cache.progress_fg_style, Rect2(p_pos + Point2(p_remaining, 0), Size2(p + theme_cache.progress_fg_style->get_minimum_size().width, p_size.height)));
} else {
draw_style_box(theme_cache.progress_fg_style, Rect2(p_pos, Size2(p + theme_cache.progress_fg_style->get_minimum_size().width, p_size.height)));
}
}
}
// Draw main text.
Rect2 text_rect = _get_text_rect();
float vofs = vscroll->get_value();
// Search for the first line.
int to_line = main->first_invalid_line.load();
int from_line = _find_first_line(0, to_line, vofs);
Point2 shadow_ofs(theme_cache.shadow_offset_x, theme_cache.shadow_offset_y);
visible_paragraph_count = 0;
visible_line_count = 0;
// New cache draw.
Point2 ofs = text_rect.get_position() + Vector2(0, main->lines[from_line].offset.y - vofs);
int processed_glyphs = 0;
while (ofs.y < size.height && from_line < to_line) {
MutexLock lock(main->lines[from_line].text_buf->get_mutex());
visible_paragraph_count++;
visible_line_count += _draw_line(main, from_line, ofs, text_rect.size.x, theme_cache.default_color, theme_cache.outline_size, theme_cache.font_outline_color, theme_cache.font_shadow_color, theme_cache.shadow_outline_size, shadow_ofs, processed_glyphs);
ofs.y += main->lines[from_line].text_buf->get_size().y + main->lines[from_line].text_buf->get_line_count() * theme_cache.line_separation;
from_line++;
}
} break;
case NOTIFICATION_INTERNAL_PROCESS: {
if (is_visible_in_tree()) {
if (!is_ready()) {
return;
}
double dt = get_process_delta_time();
_update_fx(main, dt);
queue_redraw();
}
} break;
case NOTIFICATION_FOCUS_EXIT: {
if (deselect_on_focus_loss_enabled) {
deselect();
}
} break;
case NOTIFICATION_DRAG_END: {
selection.drag_attempt = false;
} break;
}
}
Control::CursorShape RichTextLabel::get_cursor_shape(const Point2 &p_pos) const {
if (!underline_meta) {
return get_default_cursor_shape();
}
if (selection.click_item) {
return CURSOR_IBEAM;
}
Item *item = nullptr;
bool outside = true;
const_cast<RichTextLabel *>(this)->_find_click(main, p_pos, nullptr, nullptr, &item, nullptr, &outside, true);
if (item && !outside && const_cast<RichTextLabel *>(this)->_find_meta(item, nullptr)) {
return CURSOR_POINTING_HAND;
}
return get_default_cursor_shape();
}
void RichTextLabel::gui_input(const Ref<InputEvent> &p_event) {
ERR_FAIL_COND(p_event.is_null());
Ref<InputEventMouseButton> b = p_event;
if (b.is_valid()) {
if (b->get_button_index() == MouseButton::LEFT) {
if (b->is_pressed() && !b->is_double_click()) {
scroll_updated = false;
ItemFrame *c_frame = nullptr;
int c_line = 0;
Item *c_item = nullptr;
int c_index = 0;
bool outside;
selection.drag_attempt = false;
_find_click(main, b->get_position(), &c_frame, &c_line, &c_item, &c_index, &outside, false);
if (c_item != nullptr) {
if (selection.enabled) {
selection.click_frame = c_frame;
selection.click_item = c_item;
selection.click_line = c_line;
selection.click_char = c_index;
// Erase previous selection.
if (selection.active) {
if (_is_click_inside_selection()) {
selection.drag_attempt = true;
selection.click_item = nullptr;
} else {
selection.from_frame = nullptr;
selection.from_line = 0;
selection.from_item = nullptr;
selection.from_char = 0;
selection.to_frame = nullptr;
selection.to_line = 0;
selection.to_item = nullptr;
selection.to_char = 0;
deselect();
}
}
}
}
} else if (b->is_pressed() && b->is_double_click() && selection.enabled) {
//double_click: select word
ItemFrame *c_frame = nullptr;
int c_line = 0;
Item *c_item = nullptr;
int c_index = 0;
bool outside;
selection.drag_attempt = false;
_find_click(main, b->get_position(), &c_frame, &c_line, &c_item, &c_index, &outside, false);
if (c_frame) {
const Line &l = c_frame->lines[c_line];
MutexLock lock(l.text_buf->get_mutex());
PackedInt32Array words = TS->shaped_text_get_word_breaks(l.text_buf->get_rid());
for (int i = 0; i < words.size(); i = i + 2) {
if (c_index >= words[i] && c_index < words[i + 1]) {
selection.from_frame = c_frame;
selection.from_line = c_line;
selection.from_item = c_item;
selection.from_char = words[i];
selection.to_frame = c_frame;
selection.to_line = c_line;
selection.to_item = c_item;
selection.to_char = words[i + 1];
selection.active = true;
if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_CLIPBOARD_PRIMARY)) {
DisplayServer::get_singleton()->clipboard_set_primary(get_selected_text());
}
queue_redraw();
break;
}
}
}
} else if (!b->is_pressed()) {
if (selection.enabled && DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_CLIPBOARD_PRIMARY)) {
DisplayServer::get_singleton()->clipboard_set_primary(get_selected_text());
}
selection.click_item = nullptr;
if (selection.drag_attempt) {
selection.drag_attempt = false;
if (_is_click_inside_selection()) {
selection.from_frame = nullptr;
selection.from_line = 0;
selection.from_item = nullptr;
selection.from_char = 0;
selection.to_frame = nullptr;
selection.to_line = 0;
selection.to_item = nullptr;
selection.to_char = 0;
deselect();
}
}
if (!b->is_double_click() && !scroll_updated && !selection.active) {
Item *c_item = nullptr;
bool outside = true;
_find_click(main, b->get_position(), nullptr, nullptr, &c_item, nullptr, &outside, true);
if (c_item) {
Variant meta;
if (!outside && _find_meta(c_item, &meta)) {
//meta clicked
emit_signal(SNAME("meta_clicked"), meta);
}
}
}
}
}
if (b->get_button_index() == MouseButton::WHEEL_UP) {
if (scroll_active) {
vscroll->set_value(vscroll->get_value() - vscroll->get_page() * b->get_factor() * 0.5 / 8);
}
}
if (b->get_button_index() == MouseButton::WHEEL_DOWN) {
if (scroll_active) {
vscroll->set_value(vscroll->get_value() + vscroll->get_page() * b->get_factor() * 0.5 / 8);
}
}
if (b->get_button_index() == MouseButton::RIGHT && context_menu_enabled) {
_generate_context_menu();
menu->set_position(get_screen_position() + b->get_position());
menu->reset_size();
menu->popup();
grab_focus();
}
}
Ref<InputEventPanGesture> pan_gesture = p_event;
if (pan_gesture.is_valid()) {
if (scroll_active) {
vscroll->set_value(vscroll->get_value() + vscroll->get_page() * pan_gesture->get_delta().y * 0.5 / 8);
}
return;
}
Ref<InputEventKey> k = p_event;
if (k.is_valid()) {
if (k->is_pressed()) {
bool handled = false;
if (k->is_action("ui_page_up", true) && vscroll->is_visible_in_tree()) {
vscroll->set_value(vscroll->get_value() - vscroll->get_page());
handled = true;
}
if (k->is_action("ui_page_down", true) && vscroll->is_visible_in_tree()) {
vscroll->set_value(vscroll->get_value() + vscroll->get_page());
handled = true;
}
if (k->is_action("ui_up", true) && vscroll->is_visible_in_tree()) {
vscroll->set_value(vscroll->get_value() - theme_cache.normal_font->get_height(theme_cache.normal_font_size));
handled = true;
}
if (k->is_action("ui_down", true) && vscroll->is_visible_in_tree()) {
vscroll->set_value(vscroll->get_value() + theme_cache.normal_font->get_height(theme_cache.normal_font_size));
handled = true;
}
if (k->is_action("ui_home", true) && vscroll->is_visible_in_tree()) {
vscroll->set_value(0);
handled = true;
}
if (k->is_action("ui_end", true) && vscroll->is_visible_in_tree()) {
vscroll->set_value(vscroll->get_max());
handled = true;
}
if (is_shortcut_keys_enabled()) {
if (k->is_action("ui_text_select_all", true)) {
select_all();
handled = true;
}
if (k->is_action("ui_copy", true)) {
selection_copy();
handled = true;
}
}
if (k->is_action("ui_menu", true)) {
if (context_menu_enabled) {
_generate_context_menu();
menu->set_position(get_screen_position());
menu->reset_size();
menu->popup();
menu->grab_focus();
}
handled = true;
}
if (handled) {
accept_event();
}
}
}
Ref<InputEventMouseMotion> m = p_event;
if (m.is_valid()) {
ItemFrame *c_frame = nullptr;
int c_line = 0;
Item *c_item = nullptr;
int c_index = 0;
bool outside;
_find_click(main, m->get_position(), &c_frame, &c_line, &c_item, &c_index, &outside, false);
if (selection.click_item && c_item) {
selection.from_frame = selection.click_frame;
selection.from_line = selection.click_line;
selection.from_item = selection.click_item;
selection.from_char = selection.click_char;
selection.to_frame = c_frame;
selection.to_line = c_line;
selection.to_item = c_item;
selection.to_char = c_index;
bool swap = false;
if (selection.click_frame && c_frame) {
const Line &l1 = c_frame->lines[c_line];
const Line &l2 = selection.click_frame->lines[selection.click_line];
if (l1.char_offset + c_index < l2.char_offset + selection.click_char) {
swap = true;
} else if (l1.char_offset + c_index == l2.char_offset + selection.click_char) {
deselect();
return;
}
}
if (swap) {
SWAP(selection.from_frame, selection.to_frame);
SWAP(selection.from_line, selection.to_line);
SWAP(selection.from_item, selection.to_item);
SWAP(selection.from_char, selection.to_char);
}
selection.active = true;
queue_redraw();
}
Variant meta;
ItemMeta *item_meta;
if (c_item && !outside && _find_meta(c_item, &meta, &item_meta)) {
if (meta_hovering != item_meta) {
if (meta_hovering) {
emit_signal(SNAME("meta_hover_ended"), current_meta);
}
meta_hovering = item_meta;
current_meta = meta;
emit_signal(SNAME("meta_hover_started"), meta);
}
} else if (meta_hovering) {
meta_hovering = nullptr;
emit_signal(SNAME("meta_hover_ended"), current_meta);
current_meta = false;
}
}
}
String RichTextLabel::get_tooltip(const Point2 &p_pos) const {
Item *c_item = nullptr;
bool outside;
const_cast<RichTextLabel *>(this)->_find_click(main, p_pos, nullptr, nullptr, &c_item, nullptr, &outside, true);
String description;
if (c_item && !outside && const_cast<RichTextLabel *>(this)->_find_hint(c_item, &description)) {
return description;
} else {
return Control::get_tooltip(p_pos);
}
}
void RichTextLabel::_find_frame(Item *p_item, ItemFrame **r_frame, int *r_line) {
if (r_frame != nullptr) {
*r_frame = nullptr;
}
if (r_line != nullptr) {
*r_line = 0;
}
Item *item = p_item;
while (item) {
if (item->parent != nullptr && item->parent->type == ITEM_FRAME) {
if (r_frame != nullptr) {
*r_frame = static_cast<ItemFrame *>(item->parent);
}
if (r_line != nullptr) {
*r_line = item->line;
}
return;
}
item = item->parent;
}
}
RichTextLabel::Item *RichTextLabel::_find_indentable(Item *p_item) {
Item *indentable = p_item;
while (indentable) {
if (indentable->type == ITEM_INDENT || indentable->type == ITEM_LIST) {
return indentable;
}
indentable = indentable->parent;
}
return indentable;
}
RichTextLabel::ItemFont *RichTextLabel::_find_font(Item *p_item) {
Item *fontitem = p_item;
while (fontitem) {
if (fontitem->type == ITEM_FONT) {
ItemFont *fi = static_cast<ItemFont *>(fontitem);
switch (fi->def_font) {
case NORMAL_FONT: {
if (fi->variation) {
Ref<FontVariation> fc = fi->font;
if (fc.is_valid()) {
fc->set_base_font(theme_cache.normal_font);
}
} else {
fi->font = theme_cache.normal_font;
}
if (fi->def_size) {
fi->font_size = theme_cache.normal_font_size;
}
} break;
case BOLD_FONT: {
if (fi->variation) {
Ref<FontVariation> fc = fi->font;
if (fc.is_valid()) {
fc->set_base_font(theme_cache.bold_font);
}
} else {
fi->font = theme_cache.bold_font;
}
if (fi->def_size) {
fi->font_size = theme_cache.bold_font_size;
}
} break;
case ITALICS_FONT: {
if (fi->variation) {
Ref<FontVariation> fc = fi->font;
if (fc.is_valid()) {
fc->set_base_font(theme_cache.italics_font);
}
} else {
fi->font = theme_cache.italics_font;
}
if (fi->def_size) {
fi->font_size = theme_cache.italics_font_size;
}
} break;
case BOLD_ITALICS_FONT: {
if (fi->variation) {
Ref<FontVariation> fc = fi->font;
if (fc.is_valid()) {
fc->set_base_font(theme_cache.bold_italics_font);
}
} else {
fi->font = theme_cache.bold_italics_font;
}
if (fi->def_size) {
fi->font_size = theme_cache.bold_italics_font_size;
}
} break;
case MONO_FONT: {
if (fi->variation) {
Ref<FontVariation> fc = fi->font;
if (fc.is_valid()) {
fc->set_base_font(theme_cache.mono_font);
}
} else {
fi->font = theme_cache.mono_font;
}
if (fi->def_size) {
fi->font_size = theme_cache.mono_font_size;
}
} break;
default: {
} break;
}
return fi;
}
fontitem = fontitem->parent;
}
return nullptr;
}
RichTextLabel::ItemFontSize *RichTextLabel::_find_font_size(Item *p_item) {
Item *sizeitem = p_item;
while (sizeitem) {
if (sizeitem->type == ITEM_FONT_SIZE) {
ItemFontSize *fi = static_cast<ItemFontSize *>(sizeitem);
return fi;
}
sizeitem = sizeitem->parent;
}
return nullptr;
}
int RichTextLabel::_find_outline_size(Item *p_item, int p_default) {
Item *sizeitem = p_item;
while (sizeitem) {
if (sizeitem->type == ITEM_OUTLINE_SIZE) {
ItemOutlineSize *fi = static_cast<ItemOutlineSize *>(sizeitem);
return fi->outline_size;
}
sizeitem = sizeitem->parent;
}
return p_default;
}
RichTextLabel::ItemDropcap *RichTextLabel::_find_dc_item(Item *p_item) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_DROPCAP) {
return static_cast<ItemDropcap *>(item);
}
item = item->parent;
}
return nullptr;
}
RichTextLabel::ItemList *RichTextLabel::_find_list_item(Item *p_item) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_LIST) {
return static_cast<ItemList *>(item);
}
item = item->parent;
}
return nullptr;
}
int RichTextLabel::_find_list(Item *p_item, Vector<int> &r_index, Vector<ItemList *> &r_list) {
Item *item = p_item;
Item *prev_item = p_item;
int level = 0;
while (item) {
if (item->type == ITEM_LIST) {
ItemList *list = static_cast<ItemList *>(item);
ItemFrame *frame = nullptr;
int line = -1;
_find_frame(list, &frame, &line);
int index = 1;
if (frame != nullptr) {
for (int i = list->line + 1; i <= prev_item->line; i++) {
if (_find_list_item(frame->lines[i].from) == list) {
index++;
}
}
}
r_index.push_back(index);
r_list.push_back(list);
prev_item = item;
}
level++;
item = item->parent;
}
return level;
}
int RichTextLabel::_find_margin(Item *p_item, const Ref<Font> &p_base_font, int p_base_font_size) {
Item *item = p_item;
float margin = 0.0;
while (item) {
if (item->type == ITEM_INDENT) {
Ref<Font> font = p_base_font;
int font_size = p_base_font_size;
ItemFont *font_it = _find_font(item);
if (font_it) {
if (font_it->font.is_valid()) {
font = font_it->font;
}
if (font_it->font_size > 0) {
font_size = font_it->font_size;
}
}
ItemFontSize *font_size_it = _find_font_size(item);
if (font_size_it && font_size_it->font_size > 0) {
font_size = font_size_it->font_size;
}
margin += tab_size * font->get_char_size(' ', font_size).width;
} else if (item->type == ITEM_LIST) {
Ref<Font> font = p_base_font;
int font_size = p_base_font_size;
ItemFont *font_it = _find_font(item);
if (font_it) {
if (font_it->font.is_valid()) {
font = font_it->font;
}
if (font_it->font_size > 0) {
font_size = font_it->font_size;
}
}
ItemFontSize *font_size_it = _find_font_size(item);
if (font_size_it && font_size_it->font_size > 0) {
font_size = font_size_it->font_size;
}
margin += tab_size * font->get_char_size(' ', font_size).width;
}
item = item->parent;
}
return margin;
}
HorizontalAlignment RichTextLabel::_find_alignment(Item *p_item) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_PARAGRAPH) {
ItemParagraph *p = static_cast<ItemParagraph *>(item);
return p->alignment;
}
item = item->parent;
}
return default_alignment;
}
TextServer::Direction RichTextLabel::_find_direction(Item *p_item) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_PARAGRAPH) {
ItemParagraph *p = static_cast<ItemParagraph *>(item);
if (p->direction != Control::TEXT_DIRECTION_INHERITED) {
return (TextServer::Direction)p->direction;
}
}
item = item->parent;
}
if (text_direction == Control::TEXT_DIRECTION_INHERITED) {
return is_layout_rtl() ? TextServer::DIRECTION_RTL : TextServer::DIRECTION_LTR;
} else {
return (TextServer::Direction)text_direction;
}
}
TextServer::StructuredTextParser RichTextLabel::_find_stt(Item *p_item) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_PARAGRAPH) {
ItemParagraph *p = static_cast<ItemParagraph *>(item);
return p->st_parser;
}
item = item->parent;
}
return st_parser;
}
String RichTextLabel::_find_language(Item *p_item) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_PARAGRAPH) {
ItemParagraph *p = static_cast<ItemParagraph *>(item);
return p->language;
}
item = item->parent;
}
return language;
}
Color RichTextLabel::_find_color(Item *p_item, const Color &p_default_color) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_COLOR) {
ItemColor *color = static_cast<ItemColor *>(item);
return color->color;
}
item = item->parent;
}
return p_default_color;
}
Color RichTextLabel::_find_outline_color(Item *p_item, const Color &p_default_color) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_OUTLINE_COLOR) {
ItemOutlineColor *color = static_cast<ItemOutlineColor *>(item);
return color->color;
}
item = item->parent;
}
return p_default_color;
}
bool RichTextLabel::_find_underline(Item *p_item) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_UNDERLINE) {
return true;
}
item = item->parent;
}
return false;
}
bool RichTextLabel::_find_strikethrough(Item *p_item) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_STRIKETHROUGH) {
return true;
}
item = item->parent;
}
return false;
}
void RichTextLabel::_fetch_item_fx_stack(Item *p_item, Vector<ItemFX *> &r_stack) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_CUSTOMFX || item->type == ITEM_SHAKE || item->type == ITEM_WAVE || item->type == ITEM_TORNADO || item->type == ITEM_RAINBOW) {
r_stack.push_back(static_cast<ItemFX *>(item));
}
item = item->parent;
}
}
bool RichTextLabel::_find_meta(Item *p_item, Variant *r_meta, ItemMeta **r_item) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_META) {
ItemMeta *meta = static_cast<ItemMeta *>(item);
if (r_meta) {
*r_meta = meta->meta;
}
if (r_item) {
*r_item = meta;
}
return true;
}
item = item->parent;
}
return false;
}
bool RichTextLabel::_find_hint(Item *p_item, String *r_description) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_HINT) {
ItemHint *hint = static_cast<ItemHint *>(item);
if (r_description) {
*r_description = hint->description;
}
return true;
}
item = item->parent;
}
return false;
}
Color RichTextLabel::_find_bgcolor(Item *p_item) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_BGCOLOR) {
ItemBGColor *color = static_cast<ItemBGColor *>(item);
return color->color;
}
item = item->parent;
}
return Color(0, 0, 0, 0);
}
Color RichTextLabel::_find_fgcolor(Item *p_item) {
Item *item = p_item;
while (item) {
if (item->type == ITEM_FGCOLOR) {
ItemFGColor *color = static_cast<ItemFGColor *>(item);
return color->color;
}
item = item->parent;
}
return Color(0, 0, 0, 0);
}
bool RichTextLabel::_find_layout_subitem(Item *from, Item *to) {
if (from && from != to) {
if (from->type != ITEM_FONT && from->type != ITEM_COLOR && from->type != ITEM_UNDERLINE && from->type != ITEM_STRIKETHROUGH) {
return true;
}
for (Item *E : from->subitems) {
bool layout = _find_layout_subitem(E, to);
if (layout) {
return true;
}
}
}
return false;
}
void RichTextLabel::_thread_function(void *self) {
RichTextLabel *rtl = reinterpret_cast<RichTextLabel *>(self);
rtl->set_physics_process_internal(true);
rtl->_process_line_caches();
rtl->set_physics_process_internal(false);
rtl->updating.store(false);
rtl->call_deferred(SNAME("queue_redraw"));
}
void RichTextLabel::_stop_thread() {
if (threaded) {
stop_thread.store(true);
thread.wait_to_finish();
}
}
bool RichTextLabel::is_ready() const {
if (updating.load()) {
return false;
}
return (main->first_invalid_line.load() == (int)main->lines.size() && main->first_resized_line.load() == (int)main->lines.size() && main->first_invalid_font_line.load() == (int)main->lines.size());
}
void RichTextLabel::set_threaded(bool p_threaded) {
if (threaded != p_threaded) {
_stop_thread();
threaded = p_threaded;
queue_redraw();
}
}
bool RichTextLabel::is_threaded() const {
return threaded;
}
void RichTextLabel::set_progress_bar_delay(int p_delay_ms) {
progress_delay = p_delay_ms;
}
int RichTextLabel::get_progress_bar_delay() const {
return progress_delay;
}
bool RichTextLabel::_validate_line_caches() {
if (updating.load()) {
return false;
}
if (main->first_invalid_line.load() == (int)main->lines.size()) {
MutexLock data_lock(data_mutex);
Rect2 text_rect = _get_text_rect();
int ctrl_height = get_size().height;
// Update fonts.
if (main->first_invalid_font_line.load() != (int)main->lines.size()) {
for (int i = main->first_invalid_font_line.load(); i < (int)main->lines.size(); i++) {
_update_line_font(main, i, theme_cache.normal_font, theme_cache.normal_font_size);
}
main->first_resized_line.store(main->first_invalid_font_line.load());
main->first_invalid_font_line.store(main->lines.size());
}
if (main->first_resized_line.load() == (int)main->lines.size()) {
return true;
}
// Resize lines without reshaping.
int fi = main->first_resized_line.load();
float total_height = (fi == 0) ? 0 : _calculate_line_vertical_offset(main->lines[fi - 1]);
for (int i = fi; i < (int)main->lines.size(); i++) {
total_height = _resize_line(main, i, theme_cache.normal_font, theme_cache.normal_font_size, text_rect.get_size().width - scroll_w, total_height);
updating_scroll = true;
bool exceeds = total_height > ctrl_height && scroll_active;
if (exceeds != scroll_visible) {
if (exceeds) {
scroll_visible = true;
scroll_w = vscroll->get_combined_minimum_size().width;
vscroll->show();
vscroll->set_anchor_and_offset(SIDE_LEFT, ANCHOR_END, -scroll_w);
} else {
scroll_visible = false;
scroll_w = 0;
vscroll->hide();
}
main->first_resized_line.store(0);
total_height = 0;
for (int j = 0; j <= i; j++) {
total_height = _resize_line(main, j, theme_cache.normal_font, theme_cache.normal_font_size, text_rect.get_size().width - scroll_w, total_height);
main->first_resized_line.store(j);
}
}
vscroll->set_max(total_height);
vscroll->set_page(text_rect.size.height);
if (scroll_follow && scroll_following) {
vscroll->set_value(total_height);
}
updating_scroll = false;
main->first_resized_line.store(i);
}
main->first_resized_line.store(main->lines.size());
if (fit_content_height) {
update_minimum_size();
}
return true;
}
stop_thread.store(false);
if (threaded) {
updating.store(true);
loaded.store(true);
thread.start(RichTextLabel::_thread_function, reinterpret_cast<void *>(this));
loading_started = OS::get_singleton()->get_ticks_msec();
return false;
} else {
_process_line_caches();
queue_redraw();
return true;
}
}
void RichTextLabel::_process_line_caches() {
// Shape invalid lines.
if (!is_inside_tree()) {
return;
}
MutexLock data_lock(data_mutex);
Rect2 text_rect = _get_text_rect();
int ctrl_height = get_size().height;
int fi = main->first_invalid_line.load();
int total_chars = (fi == 0) ? 0 : (main->lines[fi].char_offset + main->lines[fi].char_count);
float total_height = (fi == 0) ? 0 : _calculate_line_vertical_offset(main->lines[fi - 1]);
for (int i = fi; i < (int)main->lines.size(); i++) {
total_height = _shape_line(main, i, theme_cache.normal_font, theme_cache.normal_font_size, text_rect.get_size().width - scroll_w, total_height, &total_chars);
updating_scroll = true;
bool exceeds = total_height > ctrl_height && scroll_active;
if (exceeds != scroll_visible) {
if (exceeds) {
scroll_visible = true;
scroll_w = vscroll->get_combined_minimum_size().width;
vscroll->show();
vscroll->set_anchor_and_offset(SIDE_LEFT, ANCHOR_END, -scroll_w);
} else {
scroll_visible = false;
scroll_w = 0;
vscroll->hide();
}
main->first_invalid_line.store(0);
main->first_resized_line.store(0);
main->first_invalid_font_line.store(0);
// since scroll was added or removed we need to resize all lines
total_height = 0;
for (int j = 0; j <= i; j++) {
total_height = _resize_line(main, j, theme_cache.normal_font, theme_cache.normal_font_size, text_rect.get_size().width - scroll_w, total_height);
main->first_invalid_line.store(j);
main->first_resized_line.store(j);
main->first_invalid_font_line.store(j);
}
}
vscroll->set_max(total_height);
vscroll->set_page(text_rect.size.height);
if (scroll_follow && scroll_following) {
vscroll->set_value(total_height);
}
updating_scroll = false;
main->first_invalid_line.store(i);
main->first_resized_line.store(i);
main->first_invalid_font_line.store(i);
if (stop_thread.load()) {
return;
}
loaded.store(double(i) / double(main->lines.size()));
}
main->first_invalid_line.store(main->lines.size());
main->first_resized_line.store(main->lines.size());
main->first_invalid_font_line.store(main->lines.size());
if (fit_content_height) {
update_minimum_size();
}
emit_signal(SNAME("finished"));
}
void RichTextLabel::_invalidate_current_line(ItemFrame *p_frame) {
if ((int)p_frame->lines.size() - 1 <= p_frame->first_invalid_line) {
p_frame->first_invalid_line = (int)p_frame->lines.size() - 1;
}
}
void RichTextLabel::add_text(const String &p_text) {
_stop_thread();
MutexLock data_lock(data_mutex);
if (current->type == ITEM_TABLE) {
return; //can't add anything here
}
int pos = 0;
while (pos < p_text.length()) {
int end = p_text.find("\n", pos);
String line;
bool eol = false;
if (end == -1) {
end = p_text.length();
} else {
eol = true;
}
if (pos == 0 && end == p_text.length()) {
line = p_text;
} else {
line = p_text.substr(pos, end - pos);
}
if (line.length() > 0) {
if (current->subitems.size() && current->subitems.back()->get()->type == ITEM_TEXT) {
//append text condition!
ItemText *ti = static_cast<ItemText *>(current->subitems.back()->get());
ti->text += line;
_invalidate_current_line(main);
} else {
//append item condition
ItemText *item = memnew(ItemText);
item->text = line;
_add_item(item, false);
}
}
if (eol) {
ItemNewline *item = memnew(ItemNewline);
item->line = current_frame->lines.size();
_add_item(item, false);
current_frame->lines.resize(current_frame->lines.size() + 1);
if (item->type != ITEM_NEWLINE) {
current_frame->lines[current_frame->lines.size() - 1].from = item;
}
_invalidate_current_line(current_frame);
}
pos = end + 1;
}
queue_redraw();
}
void RichTextLabel::_add_item(Item *p_item, bool p_enter, bool p_ensure_newline) {
p_item->parent = current;
p_item->E = current->subitems.push_back(p_item);
p_item->index = current_idx++;
p_item->char_ofs = current_char_ofs;
if (p_item->type == ITEM_TEXT) {
ItemText *t = static_cast<ItemText *>(p_item);
current_char_ofs += t->text.length();
} else if (p_item->type == ITEM_IMAGE) {
current_char_ofs++;
}
if (p_enter) {
current = p_item;
}
if (p_ensure_newline) {
Item *from = current_frame->lines[current_frame->lines.size() - 1].from;
// only create a new line for Item types that generate content/layout, ignore those that represent formatting/styling
if (_find_layout_subitem(from, p_item)) {
_invalidate_current_line(current_frame);
current_frame->lines.resize(current_frame->lines.size() + 1);
}
}
if (current_frame->lines[current_frame->lines.size() - 1].from == nullptr) {
current_frame->lines[current_frame->lines.size() - 1].from = p_item;
}
p_item->line = current_frame->lines.size() - 1;
_invalidate_current_line(current_frame);
if (fixed_width != -1) {
update_minimum_size();
}
queue_redraw();
}
void RichTextLabel::_remove_item(Item *p_item, const int p_line, const int p_subitem_line) {
int size = p_item->subitems.size();
if (size == 0) {
p_item->parent->subitems.erase(p_item);
// If a newline was erased, all lines AFTER the newline need to be decremented.
if (p_item->type == ITEM_NEWLINE) {
current_frame->lines.remove_at(p_line);
for (int i = 0; i < current->subitems.size(); i++) {
if (current->subitems[i]->line > p_subitem_line) {
current->subitems[i]->line--;
}
}
}
} else {
// First, remove all child items for the provided item.
for (int i = 0; i < size; i++) {
_remove_item(p_item->subitems.front()->get(), p_line, p_subitem_line);
}
// Then remove the provided item itself.
p_item->parent->subitems.erase(p_item);
}
memdelete(p_item);
}
void RichTextLabel::add_image(const Ref<Texture2D> &p_image, const int p_width, const int p_height, const Color &p_color, InlineAlignment p_alignment, const Rect2 &p_region) {
_stop_thread();
MutexLock data_lock(data_mutex);
if (current->type == ITEM_TABLE) {
return;
}
ERR_FAIL_COND(p_image.is_null());
ERR_FAIL_COND(p_image->get_width() == 0);
ERR_FAIL_COND(p_image->get_height() == 0);
ItemImage *item = memnew(ItemImage);
if (p_region.has_area()) {
Ref<AtlasTexture> atlas_tex = memnew(AtlasTexture);
atlas_tex->set_atlas(p_image);
atlas_tex->set_region(p_region);
item->image = atlas_tex;
} else {
item->image = p_image;
}
item->color = p_color;
item->inline_align = p_alignment;
if (p_width > 0) {
// custom width
item->size.width = p_width;
if (p_height > 0) {
// custom height
item->size.height = p_height;
} else {
// calculate height to keep aspect ratio
if (p_region.has_area()) {
item->size.height = p_region.get_size().height * p_width / p_region.get_size().width;
} else {
item->size.height = p_image->get_height() * p_width / p_image->get_width();
}
}
} else {
if (p_height > 0) {
// custom height
item->size.height = p_height;
// calculate width to keep aspect ratio
if (p_region.has_area()) {
item->size.width = p_region.get_size().width * p_height / p_region.get_size().height;
} else {
item->size.width = p_image->get_width() * p_height / p_image->get_height();
}
} else {
if (p_region.has_area()) {
// if the image has a region, keep the region size
item->size = p_region.get_size();
} else {
// keep original width and height
item->size = p_image->get_size();
}
}
}
_add_item(item, false);
}
void RichTextLabel::add_newline() {
_stop_thread();
MutexLock data_lock(data_mutex);
if (current->type == ITEM_TABLE) {
return;
}
ItemNewline *item = memnew(ItemNewline);
item->line = current_frame->lines.size();
_add_item(item, false);
current_frame->lines.resize(current_frame->lines.size() + 1);
_invalidate_current_line(current_frame);
queue_redraw();
}
bool RichTextLabel::remove_line(const int p_line) {
_stop_thread();
MutexLock data_lock(data_mutex);
if (p_line >= (int)current_frame->lines.size() || p_line < 0) {
return false;
}
// Remove all subitems with the same line as that provided.
Vector<int> subitem_indices_to_remove;
for (int i = 0; i < current->subitems.size(); i++) {
if (current->subitems[i]->line == p_line) {
subitem_indices_to_remove.push_back(i);
}
}
bool had_newline = false;
// Reverse for loop to remove items from the end first.
for (int i = subitem_indices_to_remove.size() - 1; i >= 0; i--) {
int subitem_idx = subitem_indices_to_remove[i];
had_newline = had_newline || current->subitems[subitem_idx]->type == ITEM_NEWLINE;
_remove_item(current->subitems[subitem_idx], current->subitems[subitem_idx]->line, p_line);
}
if (!had_newline) {
current_frame->lines.remove_at(p_line);
if (current_frame->lines.size() == 0) {
current_frame->lines.resize(1);
}
}
if (p_line == 0 && current->subitems.size() > 0) {
main->lines[0].from = main;
}
main->first_invalid_line.store(0);
queue_redraw();
return true;
}
void RichTextLabel::push_dropcap(const String &p_string, const Ref<Font> &p_font, int p_size, const Rect2 &p_dropcap_margins, const Color &p_color, int p_ol_size, const Color &p_ol_color) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ERR_FAIL_COND(p_string.is_empty());
ERR_FAIL_COND(p_font.is_null());
ERR_FAIL_COND(p_size <= 0);
ItemDropcap *item = memnew(ItemDropcap);
item->text = p_string;
item->font = p_font;
item->font_size = p_size;
item->color = p_color;
item->ol_size = p_ol_size;
item->ol_color = p_ol_color;
item->dropcap_margins = p_dropcap_margins;
_add_item(item, false);
}
void RichTextLabel::_push_def_font_var(DefaultFont p_def_font, const Ref<Font> &p_font, int p_size) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemFont *item = memnew(ItemFont);
item->def_font = p_def_font;
item->variation = true;
item->font = p_font;
item->font_size = p_size;
item->def_size = (p_size <= 0);
_add_item(item, true);
}
void RichTextLabel::_push_def_font(DefaultFont p_def_font) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemFont *item = memnew(ItemFont);
item->def_font = p_def_font;
item->def_size = true;
_add_item(item, true);
}
void RichTextLabel::push_font(const Ref<Font> &p_font, int p_size) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ERR_FAIL_COND(p_font.is_null());
ItemFont *item = memnew(ItemFont);
item->font = p_font;
item->font_size = p_size;
_add_item(item, true);
}
void RichTextLabel::push_normal() {
ERR_FAIL_COND(theme_cache.normal_font.is_null());
_push_def_font(NORMAL_FONT);
}
void RichTextLabel::push_bold() {
ERR_FAIL_COND(theme_cache.bold_font.is_null());
_push_def_font(BOLD_FONT);
}
void RichTextLabel::push_bold_italics() {
ERR_FAIL_COND(theme_cache.bold_italics_font.is_null());
_push_def_font(BOLD_ITALICS_FONT);
}
void RichTextLabel::push_italics() {
ERR_FAIL_COND(theme_cache.italics_font.is_null());
_push_def_font(ITALICS_FONT);
}
void RichTextLabel::push_mono() {
ERR_FAIL_COND(theme_cache.mono_font.is_null());
_push_def_font(MONO_FONT);
}
void RichTextLabel::push_font_size(int p_font_size) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemFontSize *item = memnew(ItemFontSize);
item->font_size = p_font_size;
_add_item(item, true);
}
void RichTextLabel::push_outline_size(int p_ol_size) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemOutlineSize *item = memnew(ItemOutlineSize);
item->outline_size = p_ol_size;
_add_item(item, true);
}
void RichTextLabel::push_color(const Color &p_color) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemColor *item = memnew(ItemColor);
item->color = p_color;
_add_item(item, true);
}
void RichTextLabel::push_outline_color(const Color &p_color) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemOutlineColor *item = memnew(ItemOutlineColor);
item->color = p_color;
_add_item(item, true);
}
void RichTextLabel::push_underline() {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemUnderline *item = memnew(ItemUnderline);
_add_item(item, true);
}
void RichTextLabel::push_strikethrough() {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemStrikethrough *item = memnew(ItemStrikethrough);
_add_item(item, true);
}
void RichTextLabel::push_paragraph(HorizontalAlignment p_alignment, Control::TextDirection p_direction, const String &p_language, TextServer::StructuredTextParser p_st_parser) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemParagraph *item = memnew(ItemParagraph);
item->alignment = p_alignment;
item->direction = p_direction;
item->language = p_language;
item->st_parser = p_st_parser;
_add_item(item, true, true);
}
void RichTextLabel::push_indent(int p_level) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ERR_FAIL_COND(p_level < 0);
ItemIndent *item = memnew(ItemIndent);
item->level = p_level;
_add_item(item, true, true);
}
void RichTextLabel::push_list(int p_level, ListType p_list, bool p_capitalize) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ERR_FAIL_COND(p_level < 0);
ItemList *item = memnew(ItemList);
item->list_type = p_list;
item->level = p_level;
item->capitalize = p_capitalize;
_add_item(item, true, true);
}
void RichTextLabel::push_meta(const Variant &p_meta) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemMeta *item = memnew(ItemMeta);
item->meta = p_meta;
_add_item(item, true);
}
void RichTextLabel::push_hint(const String &p_string) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemHint *item = memnew(ItemHint);
item->description = p_string;
_add_item(item, true);
}
void RichTextLabel::push_table(int p_columns, InlineAlignment p_alignment) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(p_columns < 1);
ItemTable *item = memnew(ItemTable);
item->columns.resize(p_columns);
item->total_width = 0;
item->inline_align = p_alignment;
for (int i = 0; i < (int)item->columns.size(); i++) {
item->columns[i].expand = false;
item->columns[i].expand_ratio = 1;
}
_add_item(item, true, false);
}
void RichTextLabel::push_fade(int p_start_index, int p_length) {
_stop_thread();
MutexLock data_lock(data_mutex);
ItemFade *item = memnew(ItemFade);
item->starting_index = p_start_index;
item->length = p_length;
_add_item(item, true);
}
void RichTextLabel::push_shake(int p_strength = 10, float p_rate = 24.0f, bool p_connected = true) {
_stop_thread();
MutexLock data_lock(data_mutex);
ItemShake *item = memnew(ItemShake);
item->strength = p_strength;
item->rate = p_rate;
item->connected = p_connected;
_add_item(item, true);
}
void RichTextLabel::push_wave(float p_frequency = 1.0f, float p_amplitude = 10.0f, bool p_connected = true) {
_stop_thread();
MutexLock data_lock(data_mutex);
ItemWave *item = memnew(ItemWave);
item->frequency = p_frequency;
item->amplitude = p_amplitude;
item->connected = p_connected;
_add_item(item, true);
}
void RichTextLabel::push_tornado(float p_frequency = 1.0f, float p_radius = 10.0f, bool p_connected = true) {
_stop_thread();
MutexLock data_lock(data_mutex);
ItemTornado *item = memnew(ItemTornado);
item->frequency = p_frequency;
item->radius = p_radius;
item->connected = p_connected;
_add_item(item, true);
}
void RichTextLabel::push_rainbow(float p_saturation, float p_value, float p_frequency) {
_stop_thread();
MutexLock data_lock(data_mutex);
ItemRainbow *item = memnew(ItemRainbow);
item->frequency = p_frequency;
item->saturation = p_saturation;
item->value = p_value;
_add_item(item, true);
}
void RichTextLabel::push_bgcolor(const Color &p_color) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemBGColor *item = memnew(ItemBGColor);
item->color = p_color;
_add_item(item, true);
}
void RichTextLabel::push_fgcolor(const Color &p_color) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type == ITEM_TABLE);
ItemFGColor *item = memnew(ItemFGColor);
item->color = p_color;
_add_item(item, true);
}
void RichTextLabel::push_customfx(Ref<RichTextEffect> p_custom_effect, Dictionary p_environment) {
_stop_thread();
MutexLock data_lock(data_mutex);
ItemCustomFX *item = memnew(ItemCustomFX);
item->custom_effect = p_custom_effect;
item->char_fx_transform->environment = p_environment;
_add_item(item, true);
}
void RichTextLabel::set_table_column_expand(int p_column, bool p_expand, int p_ratio) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type != ITEM_TABLE);
ItemTable *table = static_cast<ItemTable *>(current);
ERR_FAIL_INDEX(p_column, (int)table->columns.size());
table->columns[p_column].expand = p_expand;
table->columns[p_column].expand_ratio = p_ratio;
}
void RichTextLabel::set_cell_row_background_color(const Color &p_odd_row_bg, const Color &p_even_row_bg) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type != ITEM_FRAME);
ItemFrame *cell = static_cast<ItemFrame *>(current);
ERR_FAIL_COND(!cell->cell);
cell->odd_row_bg = p_odd_row_bg;
cell->even_row_bg = p_even_row_bg;
}
void RichTextLabel::set_cell_border_color(const Color &p_color) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type != ITEM_FRAME);
ItemFrame *cell = static_cast<ItemFrame *>(current);
ERR_FAIL_COND(!cell->cell);
cell->border = p_color;
}
void RichTextLabel::set_cell_size_override(const Size2 &p_min_size, const Size2 &p_max_size) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type != ITEM_FRAME);
ItemFrame *cell = static_cast<ItemFrame *>(current);
ERR_FAIL_COND(!cell->cell);
cell->min_size_over = p_min_size;
cell->max_size_over = p_max_size;
}
void RichTextLabel::set_cell_padding(const Rect2 &p_padding) {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type != ITEM_FRAME);
ItemFrame *cell = static_cast<ItemFrame *>(current);
ERR_FAIL_COND(!cell->cell);
cell->padding = p_padding;
}
void RichTextLabel::push_cell() {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(current->type != ITEM_TABLE);
ItemFrame *item = memnew(ItemFrame);
item->parent_frame = current_frame;
_add_item(item, true);
current_frame = item;
item->cell = true;
item->lines.resize(1);
item->lines[0].from = nullptr;
item->first_invalid_line.store(0); // parent frame last line ???
}
int RichTextLabel::get_current_table_column() const {
ERR_FAIL_COND_V(current->type != ITEM_TABLE, -1);
ItemTable *table = static_cast<ItemTable *>(current);
return table->subitems.size() % table->columns.size();
}
void RichTextLabel::pop() {
_stop_thread();
MutexLock data_lock(data_mutex);
ERR_FAIL_COND(!current->parent);
if (current->type == ITEM_FRAME) {
current_frame = static_cast<ItemFrame *>(current)->parent_frame;
}
current = current->parent;
}
void RichTextLabel::clear() {
_stop_thread();
MutexLock data_lock(data_mutex);
main->_clear_children();
current = main;
current_frame = main;
main->lines.clear();
main->lines.resize(1);
main->first_invalid_line.store(0);
selection.click_frame = nullptr;
selection.click_item = nullptr;
deselect();
current_idx = 1;
current_char_ofs = 0;
if (scroll_follow) {
scroll_following = true;
}
if (fixed_width != -1) {
update_minimum_size();
}
}
void RichTextLabel::set_tab_size(int p_spaces) {
if (tab_size == p_spaces) {
return;
}
_stop_thread();
tab_size = p_spaces;
main->first_resized_line.store(0);
queue_redraw();
}
int RichTextLabel::get_tab_size() const {
return tab_size;
}
void RichTextLabel::set_fit_content_height(bool p_enabled) {
if (p_enabled != fit_content_height) {
fit_content_height = p_enabled;
update_minimum_size();
}
}
bool RichTextLabel::is_fit_content_height_enabled() const {
return fit_content_height;
}
void RichTextLabel::set_meta_underline(bool p_underline) {
if (underline_meta == p_underline) {
return;
}
underline_meta = p_underline;
queue_redraw();
}
bool RichTextLabel::is_meta_underlined() const {
return underline_meta;
}
void RichTextLabel::set_hint_underline(bool p_underline) {
underline_hint = p_underline;
queue_redraw();
}
bool RichTextLabel::is_hint_underlined() const {
return underline_hint;
}
void RichTextLabel::set_offset(int p_pixel) {
vscroll->set_value(p_pixel);
}
void RichTextLabel::set_scroll_active(bool p_active) {
if (scroll_active == p_active) {
return;
}
scroll_active = p_active;
vscroll->set_drag_node_enabled(p_active);
queue_redraw();
}
bool RichTextLabel::is_scroll_active() const {
return scroll_active;
}
void RichTextLabel::set_scroll_follow(bool p_follow) {
scroll_follow = p_follow;
if (!vscroll->is_visible_in_tree() || vscroll->get_value() >= (vscroll->get_max() - vscroll->get_page())) {
scroll_following = true;
}
}
bool RichTextLabel::is_scroll_following() const {
return scroll_follow;
}
void RichTextLabel::parse_bbcode(const String &p_bbcode) {
clear();
append_text(p_bbcode);
}
void RichTextLabel::append_text(const String &p_bbcode) {
_stop_thread();
MutexLock data_lock(data_mutex);
int pos = 0;
List<String> tag_stack;
int indent_level = 0;
bool in_bold = false;
bool in_italics = false;
bool after_list_open_tag = false;
bool after_list_close_tag = false;
set_process_internal(false);
while (pos <= p_bbcode.length()) {
int brk_pos = p_bbcode.find("[", pos);
if (brk_pos < 0) {
brk_pos = p_bbcode.length();
}
String txt = brk_pos > pos ? p_bbcode.substr(pos, brk_pos - pos) : "";
// Trim the first newline character, it may be added later as needed.
if (after_list_close_tag || after_list_open_tag) {
txt = txt.trim_prefix("\n");
}
if (brk_pos == p_bbcode.length()) {
// For tags that are not properly closed.
if (txt.is_empty() && after_list_open_tag) {
txt = "\n";
}
if (!txt.is_empty()) {
add_text(txt);
}
break; //nothing else to add
}
int brk_end = p_bbcode.find("]", brk_pos + 1);
if (brk_end == -1) {
//no close, add the rest
txt += p_bbcode.substr(brk_pos, p_bbcode.length() - brk_pos);
add_text(txt);
break;
}
String tag = p_bbcode.substr(brk_pos + 1, brk_end - brk_pos - 1);
Vector<String> split_tag_block = tag.split(" ", false);
// Find optional parameters.
String bbcode_name;
typedef HashMap<String, String> OptionMap;
OptionMap bbcode_options;
if (!split_tag_block.is_empty()) {
bbcode_name = split_tag_block[0];
for (int i = 1; i < split_tag_block.size(); i++) {
const String &expr = split_tag_block[i];
int value_pos = expr.find("=");
if (value_pos > -1) {
bbcode_options[expr.substr(0, value_pos)] = expr.substr(value_pos + 1);
}
}
} else {
bbcode_name = tag;
}
// Find main parameter.
String bbcode_value;
int main_value_pos = bbcode_name.find("=");
if (main_value_pos > -1) {
bbcode_value = bbcode_name.substr(main_value_pos + 1);
bbcode_name = bbcode_name.substr(0, main_value_pos);
}
if (tag.begins_with("/") && tag_stack.size()) {
bool tag_ok = tag_stack.size() && tag_stack.front()->get() == tag.substr(1, tag.length());
if (tag_stack.front()->get() == "b") {
in_bold = false;
}
if (tag_stack.front()->get() == "i") {
in_italics = false;
}
if ((tag_stack.front()->get() == "indent") || (tag_stack.front()->get() == "ol") || (tag_stack.front()->get() == "ul")) {
indent_level--;
}
if (!tag_ok) {
txt += "[" + tag;
add_text(txt);
after_list_open_tag = false;
after_list_close_tag = false;
pos = brk_end;
continue;
}
if (txt.is_empty() && after_list_open_tag) {
txt = "\n"; // Make empty list have at least one item.
}
after_list_open_tag = false;
if (tag == "/ol" || tag == "/ul") {
if (!txt.is_empty()) {
// Make sure text ends with a newline character, that is, the last item
// will wrap at the end of block.
if (!txt.ends_with("\n")) {
txt += "\n";
}
} else if (!after_list_close_tag) {
txt = "\n"; // Make the innermost list item wrap at the end of lists.
}
after_list_close_tag = true;
} else {
after_list_close_tag = false;
}
if (!txt.is_empty()) {
add_text(txt);
}
tag_stack.pop_front();
pos = brk_end + 1;
if (tag != "/img" && tag != "/dropcap") {
pop();
}
continue;
}
if (tag == "ol" || tag.begins_with("ol ") || tag == "ul" || tag.begins_with("ul ")) {
if (txt.is_empty() && after_list_open_tag) {
txt = "\n"; // Make each list have at least one item at the beginning.
}
after_list_open_tag = true;
} else {
after_list_open_tag = false;
}
if (!txt.is_empty()) {
add_text(txt);
}
after_list_close_tag = false;
if (tag == "b") {
//use bold font
in_bold = true;
if (in_italics) {
_push_def_font(BOLD_ITALICS_FONT);
} else {
_push_def_font(BOLD_FONT);
}
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag == "i") {
//use italics font
in_italics = true;
if (in_bold) {
_push_def_font(BOLD_ITALICS_FONT);
} else {
_push_def_font(ITALICS_FONT);
}
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag == "code") {
//use monospace font
_push_def_font(MONO_FONT);
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag.begins_with("table=")) {
Vector<String> subtag = tag.substr(6, tag.length()).split(",");
int columns = subtag[0].to_int();
if (columns < 1) {
columns = 1;
}
int alignment = INLINE_ALIGNMENT_TOP;
if (subtag.size() > 2) {
if (subtag[1] == "top" || subtag[1] == "t") {
alignment = INLINE_ALIGNMENT_TOP_TO;
} else if (subtag[1] == "center" || subtag[1] == "c") {
alignment = INLINE_ALIGNMENT_CENTER_TO;
} else if (subtag[1] == "bottom" || subtag[1] == "b") {
alignment = INLINE_ALIGNMENT_BOTTOM_TO;
}
if (subtag[2] == "top" || subtag[2] == "t") {
alignment |= INLINE_ALIGNMENT_TO_TOP;
} else if (subtag[2] == "center" || subtag[2] == "c") {
alignment |= INLINE_ALIGNMENT_TO_CENTER;
} else if (subtag[2] == "baseline" || subtag[2] == "l") {
alignment |= INLINE_ALIGNMENT_TO_BASELINE;
} else if (subtag[2] == "bottom" || subtag[2] == "b") {
alignment |= INLINE_ALIGNMENT_TO_BOTTOM;
}
} else if (subtag.size() > 1) {
if (subtag[1] == "top" || subtag[1] == "t") {
alignment = INLINE_ALIGNMENT_TOP;
} else if (subtag[1] == "center" || subtag[1] == "c") {
alignment = INLINE_ALIGNMENT_CENTER;
} else if (subtag[1] == "bottom" || subtag[1] == "b") {
alignment = INLINE_ALIGNMENT_BOTTOM;
}
}
push_table(columns, (InlineAlignment)alignment);
pos = brk_end + 1;
tag_stack.push_front("table");
} else if (tag == "cell") {
push_cell();
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag.begins_with("cell=")) {
int ratio = tag.substr(5, tag.length()).to_int();
if (ratio < 1) {
ratio = 1;
}
set_table_column_expand(get_current_table_column(), true, ratio);
push_cell();
pos = brk_end + 1;
tag_stack.push_front("cell");
} else if (tag.begins_with("cell ")) {
Vector<String> subtag = tag.substr(5, tag.length()).split(" ");
for (int i = 0; i < subtag.size(); i++) {
Vector<String> subtag_a = subtag[i].split("=");
if (subtag_a.size() == 2) {
if (subtag_a[0] == "expand") {
int ratio = subtag_a[1].to_int();
if (ratio < 1) {
ratio = 1;
}
set_table_column_expand(get_current_table_column(), true, ratio);
}
}
}
push_cell();
const Color fallback_color = Color(0, 0, 0, 0);
for (int i = 0; i < subtag.size(); i++) {
Vector<String> subtag_a = subtag[i].split("=");
if (subtag_a.size() == 2) {
if (subtag_a[0] == "border") {
Color color = Color::from_string(subtag_a[1], fallback_color);
set_cell_border_color(color);
} else if (subtag_a[0] == "bg") {
Vector<String> subtag_b = subtag_a[1].split(",");
if (subtag_b.size() == 2) {
Color color1 = Color::from_string(subtag_b[0], fallback_color);
Color color2 = Color::from_string(subtag_b[1], fallback_color);
set_cell_row_background_color(color1, color2);
}
}
}
}
pos = brk_end + 1;
tag_stack.push_front("cell");
} else if (tag == "u") {
//use underline
push_underline();
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag == "s") {
//use strikethrough
push_strikethrough();
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag == "lb") {
add_text("[");
pos = brk_end + 1;
} else if (tag == "rb") {
add_text("]");
pos = brk_end + 1;
} else if (tag == "lrm") {
add_text(String::chr(0x200E));
pos = brk_end + 1;
} else if (tag == "rlm") {
add_text(String::chr(0x200F));
pos = brk_end + 1;
} else if (tag == "lre") {
add_text(String::chr(0x202A));
pos = brk_end + 1;
} else if (tag == "rle") {
add_text(String::chr(0x202B));
pos = brk_end + 1;
} else if (tag == "lro") {
add_text(String::chr(0x202D));
pos = brk_end + 1;
} else if (tag == "rlo") {
add_text(String::chr(0x202E));
pos = brk_end + 1;
} else if (tag == "pdf") {
add_text(String::chr(0x202C));
pos = brk_end + 1;
} else if (tag == "alm") {
add_text(String::chr(0x061c));
pos = brk_end + 1;
} else if (tag == "lri") {
add_text(String::chr(0x2066));
pos = brk_end + 1;
} else if (tag == "rli") {
add_text(String::chr(0x2027));
pos = brk_end + 1;
} else if (tag == "fsi") {
add_text(String::chr(0x2068));
pos = brk_end + 1;
} else if (tag == "pdi") {
add_text(String::chr(0x2069));
pos = brk_end + 1;
} else if (tag == "zwj") {
add_text(String::chr(0x200D));
pos = brk_end + 1;
} else if (tag == "zwnj") {
add_text(String::chr(0x200C));
pos = brk_end + 1;
} else if (tag == "wj") {
add_text(String::chr(0x2060));
pos = brk_end + 1;
} else if (tag == "shy") {
add_text(String::chr(0x00AD));
pos = brk_end + 1;
} else if (tag == "center") {
push_paragraph(HORIZONTAL_ALIGNMENT_CENTER);
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag == "fill") {
push_paragraph(HORIZONTAL_ALIGNMENT_FILL);
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag == "left") {
push_paragraph(HORIZONTAL_ALIGNMENT_LEFT);
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag == "right") {
push_paragraph(HORIZONTAL_ALIGNMENT_RIGHT);
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag == "ul") {
indent_level++;
push_list(indent_level, LIST_DOTS, false);
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if ((tag == "ol") || (tag == "ol type=1")) {
indent_level++;
push_list(indent_level, LIST_NUMBERS, false);
pos = brk_end + 1;
tag_stack.push_front("ol");
} else if (tag == "ol type=a") {
indent_level++;
push_list(indent_level, LIST_LETTERS, false);
pos = brk_end + 1;
tag_stack.push_front("ol");
} else if (tag == "ol type=A") {
indent_level++;
push_list(indent_level, LIST_LETTERS, true);
pos = brk_end + 1;
tag_stack.push_front("ol");
} else if (tag == "ol type=i") {
indent_level++;
push_list(indent_level, LIST_ROMAN, false);
pos = brk_end + 1;
tag_stack.push_front("ol");
} else if (tag == "ol type=I") {
indent_level++;
push_list(indent_level, LIST_ROMAN, true);
pos = brk_end + 1;
tag_stack.push_front("ol");
} else if (tag == "indent") {
indent_level++;
push_indent(indent_level);
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag == "p") {
push_paragraph(HORIZONTAL_ALIGNMENT_LEFT);
pos = brk_end + 1;
tag_stack.push_front("p");
} else if (tag.begins_with("p ")) {
Vector<String> subtag = tag.substr(2, tag.length()).split(" ");
HorizontalAlignment alignment = HORIZONTAL_ALIGNMENT_LEFT;
Control::TextDirection dir = Control::TEXT_DIRECTION_INHERITED;
String lang;
TextServer::StructuredTextParser st_parser_type = TextServer::STRUCTURED_TEXT_DEFAULT;
for (int i = 0; i < subtag.size(); i++) {
Vector<String> subtag_a = subtag[i].split("=");
if (subtag_a.size() == 2) {
if (subtag_a[0] == "align") {
if (subtag_a[1] == "l" || subtag_a[1] == "left") {
alignment = HORIZONTAL_ALIGNMENT_LEFT;
} else if (subtag_a[1] == "c" || subtag_a[1] == "center") {
alignment = HORIZONTAL_ALIGNMENT_CENTER;
} else if (subtag_a[1] == "r" || subtag_a[1] == "right") {
alignment = HORIZONTAL_ALIGNMENT_RIGHT;
} else if (subtag_a[1] == "f" || subtag_a[1] == "fill") {
alignment = HORIZONTAL_ALIGNMENT_FILL;
}
} else if (subtag_a[0] == "dir" || subtag_a[0] == "direction") {
if (subtag_a[1] == "a" || subtag_a[1] == "auto") {
dir = Control::TEXT_DIRECTION_AUTO;
} else if (subtag_a[1] == "l" || subtag_a[1] == "ltr") {
dir = Control::TEXT_DIRECTION_LTR;
} else if (subtag_a[1] == "r" || subtag_a[1] == "rtl") {
dir = Control::TEXT_DIRECTION_RTL;
}
} else if (subtag_a[0] == "lang" || subtag_a[0] == "language") {
lang = subtag_a[1];
} else if (subtag_a[0] == "st" || subtag_a[0] == "bidi_override") {
if (subtag_a[1] == "d" || subtag_a[1] == "default") {
st_parser_type = TextServer::STRUCTURED_TEXT_DEFAULT;
} else if (subtag_a[1] == "u" || subtag_a[1] == "uri") {
st_parser_type = TextServer::STRUCTURED_TEXT_URI;
} else if (subtag_a[1] == "f" || subtag_a[1] == "file") {
st_parser_type = TextServer::STRUCTURED_TEXT_FILE;
} else if (subtag_a[1] == "e" || subtag_a[1] == "email") {
st_parser_type = TextServer::STRUCTURED_TEXT_EMAIL;
} else if (subtag_a[1] == "l" || subtag_a[1] == "list") {
st_parser_type = TextServer::STRUCTURED_TEXT_LIST;
} else if (subtag_a[1] == "n" || subtag_a[1] == "none") {
st_parser_type = TextServer::STRUCTURED_TEXT_NONE;
} else if (subtag_a[1] == "c" || subtag_a[1] == "custom") {
st_parser_type = TextServer::STRUCTURED_TEXT_CUSTOM;
}
}
}
}
push_paragraph(alignment, dir, lang, st_parser_type);
pos = brk_end + 1;
tag_stack.push_front("p");
} else if (tag == "url") {
int end = p_bbcode.find("[", brk_end);
if (end == -1) {
end = p_bbcode.length();
}
String url = p_bbcode.substr(brk_end + 1, end - brk_end - 1);
push_meta(url);
pos = brk_end + 1;
tag_stack.push_front(tag);
} else if (tag.begins_with("url=")) {
String url = tag.substr(4, tag.length());
push_meta(url);
pos = brk_end + 1;
tag_stack.push_front("url");
} else if (tag.begins_with("hint=")) {
String description = tag.substr(5, tag.length());
push_hint(description);
pos = brk_end + 1;
tag_stack.push_front("hint");
} else if (tag.begins_with("dropcap")) {
Vector<String> subtag = tag.substr(5, tag.length()).split(" ");
int fs = theme_cache.normal_font_size * 3;
Ref<Font> f = theme_cache.normal_font;
Color color = theme_cache.default_color;
Color outline_color = theme_cache.font_outline_color;
int outline_size = theme_cache.outline_size;
Rect2 dropcap_margins;
for (int i = 0; i < subtag.size(); i++) {
Vector<String> subtag_a = subtag[i].split("=");
if (subtag_a.size() == 2) {
if (subtag_a[0] == "font" || subtag_a[0] == "f") {
String fnt = subtag_a[1];
Ref<Font> font = ResourceLoader::load(fnt, "Font");
if (font.is_valid()) {
f = font;
}
} else if (subtag_a[0] == "font_size") {
fs = subtag_a[1].to_int();
} else if (subtag_a[0] == "margins") {
Vector<String> subtag_b = subtag_a[1].split(",");
if (subtag_b.size() == 4) {
dropcap_margins.position.x = subtag_b[0].to_float();
dropcap_margins.position.y = subtag_b[1].to_float();
dropcap_margins.size.x = subtag_b[2].to_float();
dropcap_margins.size.y = subtag_b[3].to_float();
}
} else if (subtag_a[0] == "outline_size") {
outline_size = subtag_a[1].to_int();
} else if (subtag_a[0] == "color") {
color = Color::from_string(subtag_a[1], color);
} else if (subtag_a[0] == "outline_color") {
outline_color = Color::from_string(subtag_a[1], outline_color);
}
}
}
int end = p_bbcode.find("[", brk_end);
if (end == -1) {
end = p_bbcode.length();
}
String dc_txt = p_bbcode.substr(brk_end + 1, end - brk_end - 1);
push_dropcap(dc_txt, f, fs, dropcap_margins, color, outline_size, outline_color);
pos = end;
tag_stack.push_front(bbcode_name);
} else if (tag.begins_with("img")) {
int alignment = INLINE_ALIGNMENT_CENTER;
if (tag.begins_with("img=")) {
Vector<String> subtag = tag.substr(4, tag.length()).split(",");
if (subtag.size() > 1) {
if (subtag[0] == "top" || subtag[0] == "t") {
alignment = INLINE_ALIGNMENT_TOP_TO;
} else if (subtag[0] == "center" || subtag[0] == "c") {
alignment = INLINE_ALIGNMENT_CENTER_TO;
} else if (subtag[0] == "bottom" || subtag[0] == "b") {
alignment = INLINE_ALIGNMENT_BOTTOM_TO;
}
if (subtag[1] == "top" || subtag[1] == "t") {
alignment |= INLINE_ALIGNMENT_TO_TOP;
} else if (subtag[1] == "center" || subtag[1] == "c") {
alignment |= INLINE_ALIGNMENT_TO_CENTER;
} else if (subtag[1] == "baseline" || subtag[1] == "l") {
alignment |= INLINE_ALIGNMENT_TO_BASELINE;
} else if (subtag[1] == "bottom" || subtag[1] == "b") {
alignment |= INLINE_ALIGNMENT_TO_BOTTOM;
}
} else if (subtag.size() > 0) {
if (subtag[0] == "top" || subtag[0] == "t") {
alignment = INLINE_ALIGNMENT_TOP;
} else if (subtag[0] == "center" || subtag[0] == "c") {
alignment = INLINE_ALIGNMENT_CENTER;
} else if (subtag[0] == "bottom" || subtag[0] == "b") {
alignment = INLINE_ALIGNMENT_BOTTOM;
}
}
}
int end = p_bbcode.find("[", brk_end);
if (end == -1) {
end = p_bbcode.length();
}
String image = p_bbcode.substr(brk_end + 1, end - brk_end - 1);
Ref<Texture2D> texture = ResourceLoader::load(image, "Texture2D");
if (texture.is_valid()) {
Rect2 region;
OptionMap::Iterator region_option = bbcode_options.find("region");
if (region_option) {
Vector<String> region_values = region_option->value.split(",", false);
if (region_values.size() == 4) {
region.position.x = region_values[0].to_float();
region.position.y = region_values[1].to_float();
region.size.x = region_values[2].to_float();
region.size.y = region_values[3].to_float();
}
}
Color color = Color(1.0, 1.0, 1.0);
OptionMap::Iterator color_option = bbcode_options.find("color");
if (color_option) {
color = Color::from_string(color_option->value, color);
}
int width = 0;
int height = 0;
if (!bbcode_value.is_empty()) {
int sep = bbcode_value.find("x");
if (sep == -1) {
width = bbcode_value.to_int();
} else {
width = bbcode_value.substr(0, sep).to_int();
height = bbcode_value.substr(sep + 1).to_int();
}
} else {
OptionMap::Iterator width_option = bbcode_options.find("width");
if (width_option) {
width = width_option->value.to_int();
}
OptionMap::Iterator height_option = bbcode_options.find("height");
if (height_option) {
height = height_option->value.to_int();
}
}
add_image(texture, width, height, color, (InlineAlignment)alignment, region);
}
pos = end;
tag_stack.push_front(bbcode_name);
} else if (tag.begins_with("color=")) {
String color_str = tag.substr(6, tag.length());
Color color = Color::from_string(color_str, theme_cache.default_color);
push_color(color);
pos = brk_end + 1;
tag_stack.push_front("color");
} else if (tag.begins_with("outline_color=")) {
String color_str = tag.substr(14, tag.length());
Color color = Color::from_string(color_str, theme_cache.default_color);
push_outline_color(color);
pos = brk_end + 1;
tag_stack.push_front("outline_color");
} else if (tag.begins_with("font_size=")) {
int fnt_size = tag.substr(10, tag.length()).to_int();
push_font_size(fnt_size);
pos = brk_end + 1;
tag_stack.push_front("font_size");
} else if (tag.begins_with("opentype_features=") || tag.begins_with("otf=")) {
int value_pos = tag.find("=");
String fnt_ftr = tag.substr(value_pos + 1);
Vector<String> subtag = fnt_ftr.split(",");
if (subtag.size() > 0) {
Ref<Font> font = theme_cache.normal_font;
DefaultFont def_font = NORMAL_FONT;
ItemFont *font_it = _find_font(current);
if (font_it) {
if (font_it->font.is_valid()) {
font = font_it->font;
def_font = font_it->def_font;
}
}
Dictionary features;
for (int i = 0; i < subtag.size(); i++) {
Vector<String> subtag_a = subtag[i].split("=");
if (subtag_a.size() == 2) {
features[TS->name_to_tag(subtag_a[0])] = subtag_a[1].to_int();
} else if (subtag_a.size() == 1) {
features[TS->name_to_tag(subtag_a[0])] = 1;
}
}
Ref<FontVariation> fc;
fc.instantiate();
fc->set_base_font(font);
fc->set_opentype_features(features);
if (def_font != CUSTOM_FONT) {
_push_def_font_var(def_font, fc);
} else {
push_font(fc);
}
}
pos = brk_end + 1;
tag_stack.push_front(tag.substr(0, value_pos));
} else if (tag.begins_with("font=")) {
String fnt = tag.substr(5, tag.length());
Ref<Font> fc = ResourceLoader::load(fnt, "Font");
if (fc.is_valid()) {
push_font(fc);
}
pos = brk_end + 1;
tag_stack.push_front("font");
} else if (tag.begins_with("font ")) {
Vector<String> subtag = tag.substr(2, tag.length()).split(" ");
Ref<Font> font = theme_cache.normal_font;
DefaultFont def_font = NORMAL_FONT;
ItemFont *font_it = _find_font(current);
if (font_it) {
if (font_it->font.is_valid()) {
font = font_it->font;
def_font = font_it->def_font;
}
}
Ref<FontVariation> fc;
fc.instantiate();
int fnt_size = -1;
for (int i = 1; i < subtag.size(); i++) {
Vector<String> subtag_a = subtag[i].split("=", true, 2);
if (subtag_a.size() == 2) {
if (subtag_a[0] == "name" || subtag_a[0] == "n") {
String fnt = subtag_a[1];
Ref<Font> font_data = ResourceLoader::load(fnt, "Font");
if (font_data.is_valid()) {
font = font_data;
def_font = CUSTOM_FONT;
}
} else if (subtag_a[0] == "size" || subtag_a[0] == "s") {
fnt_size = subtag_a[1].to_int();
} else if (subtag_a[0] == "glyph_spacing" || subtag_a[0] == "gl") {
int spacing = subtag_a[1].to_int();
fc->set_spacing(TextServer::SPACING_GLYPH, spacing);
} else if (subtag_a[0] == "space_spacing" || subtag_a[0] == "sp") {
int spacing = subtag_a[1].to_int();
fc->set_spacing(TextServer::SPACING_SPACE, spacing);
} else if (subtag_a[0] == "top_spacing" || subtag_a[0] == "top") {
int spacing = subtag_a[1].to_int();
fc->set_spacing(TextServer::SPACING_TOP, spacing);
} else if (subtag_a[0] == "bottom_spacing" || subtag_a[0] == "bt") {
int spacing = subtag_a[1].to_int();
fc->set_spacing(TextServer::SPACING_BOTTOM, spacing);
} else if (subtag_a[0] == "embolden" || subtag_a[0] == "emb") {
float emb = subtag_a[1].to_float();
fc->set_variation_embolden(emb);
} else if (subtag_a[0] == "face_index" || subtag_a[0] == "fi") {
int fi = subtag_a[1].to_int();
fc->set_variation_face_index(fi);
} else if (subtag_a[0] == "slant" || subtag_a[0] == "sln") {
float slant = subtag_a[1].to_float();
fc->set_variation_transform(Transform2D(1.0, slant, 0.0, 1.0, 0.0, 0.0));
} else if (subtag_a[0] == "opentype_variation" || subtag_a[0] == "otv") {
Dictionary variations;
if (!subtag_a[1].is_empty()) {
Vector<String> variation_tags = subtag_a[1].split(",");
for (int j = 0; j < variation_tags.size(); j++) {
Vector<String> subtag_b = variation_tags[j].split("=");
if (subtag_b.size() == 2) {
variations[TS->name_to_tag(subtag_b[0])] = subtag_b[1].to_float();
}
}
fc->set_variation_opentype(variations);
}
} else if (subtag_a[0] == "opentype_features" || subtag_a[0] == "otf") {
Dictionary features;
if (!subtag_a[1].is_empty()) {
Vector<String> feature_tags = subtag_a[1].split(",");
for (int j = 0; j < feature_tags.size(); j++) {
Vector<String> subtag_b = feature_tags[j].split("=");
if (subtag_b.size() == 2) {
features[TS->name_to_tag(subtag_b[0])] = subtag_b[1].to_float();
} else if (subtag_b.size() == 1) {
features[TS->name_to_tag(subtag_b[0])] = 1;
}
}
fc->set_opentype_features(features);
}
}
}
}
fc->set_base_font(font);
if (def_font != CUSTOM_FONT) {
_push_def_font_var(def_font, fc, fnt_size);
} else {
push_font(fc, fnt_size);
}
pos = brk_end + 1;
tag_stack.push_front("font");
} else if (tag.begins_with("outline_size=")) {
int fnt_size = tag.substr(13, tag.length()).to_int();
if (fnt_size > 0) {
push_outline_size(fnt_size);
}
pos = brk_end + 1;
tag_stack.push_front("outline_size");
} else if (bbcode_name == "fade") {
int start_index = 0;
OptionMap::Iterator start_option = bbcode_options.find("start");
if (start_option) {
start_index = start_option->value.to_int();
}
int length = 10;
OptionMap::Iterator length_option = bbcode_options.find("length");
if (length_option) {
length = length_option->value.to_int();
}
push_fade(start_index, length);
pos = brk_end + 1;
tag_stack.push_front("fade");
} else if (bbcode_name == "shake") {
int strength = 5;
OptionMap::Iterator strength_option = bbcode_options.find("level");
if (strength_option) {
strength = strength_option->value.to_int();
}
float rate = 20.0f;
OptionMap::Iterator rate_option = bbcode_options.find("rate");
if (rate_option) {
rate = rate_option->value.to_float();
}
bool connected = true;
OptionMap::Iterator connected_option = bbcode_options.find("connected");
if (connected_option) {
connected = connected_option->value.to_int();
}
push_shake(strength, rate, connected);
pos = brk_end + 1;
tag_stack.push_front("shake");
set_process_internal(true);
} else if (bbcode_name == "wave") {
float amplitude = 20.0f;
OptionMap::Iterator amplitude_option = bbcode_options.find("amp");
if (amplitude_option) {
amplitude = amplitude_option->value.to_float();
}
float period = 5.0f;
OptionMap::Iterator period_option = bbcode_options.find("freq");
if (period_option) {
period = period_option->value.to_float();
}
bool connected = true;
OptionMap::Iterator connected_option = bbcode_options.find("connected");
if (connected_option) {
connected = connected_option->value.to_int();
}
push_wave(period, amplitude, connected);
pos = brk_end + 1;
tag_stack.push_front("wave");
set_process_internal(true);
} else if (bbcode_name == "tornado") {
float radius = 10.0f;
OptionMap::Iterator radius_option = bbcode_options.find("radius");
if (radius_option) {
radius = radius_option->value.to_float();
}
float frequency = 1.0f;
OptionMap::Iterator frequency_option = bbcode_options.find("freq");
if (frequency_option) {
frequency = frequency_option->value.to_float();
}
bool connected = true;
OptionMap::Iterator connected_option = bbcode_options.find("connected");
if (connected_option) {
connected = connected_option->value.to_int();
}
push_tornado(frequency, radius, connected);
pos = brk_end + 1;
tag_stack.push_front("tornado");
set_process_internal(true);
} else if (bbcode_name == "rainbow") {
float saturation = 0.8f;
OptionMap::Iterator saturation_option = bbcode_options.find("sat");
if (saturation_option) {
saturation = saturation_option->value.to_float();
}
float value = 0.8f;
OptionMap::Iterator value_option = bbcode_options.find("val");
if (value_option) {
value = value_option->value.to_float();
}
float frequency = 1.0f;
OptionMap::Iterator frequency_option = bbcode_options.find("freq");
if (frequency_option) {
frequency = frequency_option->value.to_float();
}
push_rainbow(saturation, value, frequency);
pos = brk_end + 1;
tag_stack.push_front("rainbow");
set_process_internal(true);
} else if (tag.begins_with("bgcolor=")) {
String color_str = tag.substr(8, tag.length());
Color color = Color::from_string(color_str, theme_cache.default_color);
push_bgcolor(color);
pos = brk_end + 1;
tag_stack.push_front("bgcolor");
} else if (tag.begins_with("fgcolor=")) {
String color_str = tag.substr(8, tag.length());
Color color = Color::from_string(color_str, theme_cache.default_color);
push_fgcolor(color);
pos = brk_end + 1;
tag_stack.push_front("fgcolor");
} else {
Vector<String> &expr = split_tag_block;
if (expr.size() < 1) {
add_text("[");
pos = brk_pos + 1;
} else {
String identifier = expr[0];
expr.remove_at(0);
Dictionary properties = parse_expressions_for_values(expr);
Ref<RichTextEffect> effect = _get_custom_effect_by_code(identifier);
if (!effect.is_null()) {
push_customfx(effect, properties);
pos = brk_end + 1;
tag_stack.push_front(identifier);
set_process_internal(true);
} else {
add_text("["); //ignore
pos = brk_pos + 1;
}
}
}
}
Vector<ItemFX *> fx_items;
for (Item *E : main->subitems) {
Item *subitem = static_cast<Item *>(E);
_fetch_item_fx_stack(subitem, fx_items);
if (fx_items.size()) {
set_process_internal(true);
break;
}
}
}
void RichTextLabel::scroll_to_paragraph(int p_paragraph) {
_validate_line_caches();
if (p_paragraph <= 0) {
vscroll->set_value(0);
} else if (p_paragraph >= main->first_invalid_line.load()) {
vscroll->set_value(vscroll->get_max());
} else {
vscroll->set_value(main->lines[p_paragraph].offset.y);
}
}
int RichTextLabel::get_paragraph_count() const {
return current_frame->lines.size();
}
int RichTextLabel::get_visible_paragraph_count() const {
if (!is_visible()) {
return 0;
}
const_cast<RichTextLabel *>(this)->_validate_line_caches();
return visible_paragraph_count;
}
void RichTextLabel::scroll_to_line(int p_line) {
if (p_line <= 0) {
vscroll->set_value(0);
return;
}
_validate_line_caches();
int line_count = 0;
int to_line = main->first_invalid_line.load();
for (int i = 0; i < to_line; i++) {
MutexLock lock(main->lines[i].text_buf->get_mutex());
if ((line_count <= p_line) && (line_count + main->lines[i].text_buf->get_line_count() >= p_line)) {
float line_offset = 0.f;
for (int j = 0; j < p_line - line_count; j++) {
line_offset += main->lines[i].text_buf->get_line_size(j).y + theme_cache.line_separation;
}
vscroll->set_value(main->lines[i].offset.y + line_offset);
return;
}
line_count += main->lines[i].text_buf->get_line_count();
}
vscroll->set_value(vscroll->get_max());
}
float RichTextLabel::get_line_offset(int p_line) {
_validate_line_caches();
int line_count = 0;
int to_line = main->first_invalid_line.load();
for (int i = 0; i < to_line; i++) {
MutexLock lock(main->lines[i].text_buf->get_mutex());
if ((line_count <= p_line) && (p_line <= line_count + main->lines[i].text_buf->get_line_count())) {
float line_offset = 0.f;
for (int j = 0; j < p_line - line_count; j++) {
line_offset += main->lines[i].text_buf->get_line_size(j).y + theme_cache.line_separation;
}
return main->lines[i].offset.y + line_offset;
}
line_count += main->lines[i].text_buf->get_line_count();
}
return 0;
}
float RichTextLabel::get_paragraph_offset(int p_paragraph) {
_validate_line_caches();
int to_line = main->first_invalid_line.load();
if (0 <= p_paragraph && p_paragraph < to_line) {
return main->lines[p_paragraph].offset.y;
}
return 0;
}
int RichTextLabel::get_line_count() const {
const_cast<RichTextLabel *>(this)->_validate_line_caches();
int line_count = 0;
int to_line = main->first_invalid_line.load();
for (int i = 0; i < to_line; i++) {
MutexLock lock(main->lines[i].text_buf->get_mutex());
line_count += main->lines[i].text_buf->get_line_count();
}
return line_count;
}
int RichTextLabel::get_visible_line_count() const {
if (!is_visible()) {
return 0;
}
const_cast<RichTextLabel *>(this)->_validate_line_caches();
return visible_line_count;
}
void RichTextLabel::set_selection_enabled(bool p_enabled) {
if (selection.enabled == p_enabled) {
return;
}
selection.enabled = p_enabled;
if (!p_enabled) {
if (selection.active) {
deselect();
}
set_focus_mode(FOCUS_NONE);
} else {
set_focus_mode(FOCUS_ALL);
}
}
void RichTextLabel::set_deselect_on_focus_loss_enabled(const bool p_enabled) {
if (deselect_on_focus_loss_enabled == p_enabled) {
return;
}
deselect_on_focus_loss_enabled = p_enabled;
if (p_enabled && selection.active && !has_focus()) {
deselect();
}
}
Variant RichTextLabel::get_drag_data(const Point2 &p_point) {
if (selection.drag_attempt && selection.enabled) {
String t = get_selected_text();
Label *l = memnew(Label);
l->set_text(t);
set_drag_preview(l);
return t;
}
return Variant();
}
bool RichTextLabel::_is_click_inside_selection() const {
if (selection.active && selection.enabled && selection.click_frame && selection.from_frame && selection.to_frame) {
const Line &l_click = selection.click_frame->lines[selection.click_line];
const Line &l_from = selection.from_frame->lines[selection.from_line];
const Line &l_to = selection.to_frame->lines[selection.to_line];
return (l_click.char_offset + selection.click_char >= l_from.char_offset + selection.from_char) && (l_click.char_offset + selection.click_char <= l_to.char_offset + selection.to_char);
} else {
return false;
}
}
bool RichTextLabel::_search_table(ItemTable *p_table, List<Item *>::Element *p_from, const String &p_string, bool p_reverse_search) {
List<Item *>::Element *E = p_from;
while (E != nullptr) {
ERR_CONTINUE(E->get()->type != ITEM_FRAME); // Children should all be frames.
ItemFrame *frame = static_cast<ItemFrame *>(E->get());
if (p_reverse_search) {
for (int i = (int)frame->lines.size() - 1; i >= 0; i--) {
if (_search_line(frame, i, p_string, -1, p_reverse_search)) {
return true;
}
}
} else {
for (int i = 0; i < (int)frame->lines.size(); i++) {
if (_search_line(frame, i, p_string, 0, p_reverse_search)) {
return true;
}
}
}
E = p_reverse_search ? E->prev() : E->next();
}
return false;
}
bool RichTextLabel::_search_line(ItemFrame *p_frame, int p_line, const String &p_string, int p_char_idx, bool p_reverse_search) {
ERR_FAIL_COND_V(p_frame == nullptr, false);
ERR_FAIL_COND_V(p_line < 0 || p_line >= (int)p_frame->lines.size(), false);
Line &l = p_frame->lines[p_line];
String txt;
Item *it_to = (p_line + 1 < (int)p_frame->lines.size()) ? p_frame->lines[p_line + 1].from : nullptr;
for (Item *it = l.from; it && it != it_to; it = _get_next_item(it)) {
switch (it->type) {
case ITEM_NEWLINE: {
txt += "\n";
} break;
case ITEM_TEXT: {
ItemText *t = static_cast<ItemText *>(it);
txt += t->text;
} break;
case ITEM_IMAGE: {
txt += " ";
} break;
case ITEM_TABLE: {
ItemTable *table = static_cast<ItemTable *>(it);
List<Item *>::Element *E = p_reverse_search ? table->subitems.back() : table->subitems.front();
if (_search_table(table, E, p_string, p_reverse_search)) {
return true;
}
} break;
default:
break;
}
}
int sp = -1;
if (p_reverse_search) {
sp = txt.rfindn(p_string, p_char_idx);
} else {
sp = txt.findn(p_string, p_char_idx);
}
if (sp != -1) {
selection.from_frame = p_frame;
selection.from_line = p_line;
selection.from_item = _get_item_at_pos(l.from, it_to, sp);
selection.from_char = sp;
selection.to_frame = p_frame;
selection.to_line = p_line;
selection.to_item = _get_item_at_pos(l.from, it_to, sp + p_string.length());
selection.to_char = sp + p_string.length();
selection.active = true;
return true;
}
return false;
}
bool RichTextLabel::search(const String &p_string, bool p_from_selection, bool p_search_previous) {
ERR_FAIL_COND_V(!selection.enabled, false);
if (p_string.size() == 0) {
selection.active = false;
return false;
}
int char_idx = p_search_previous ? -1 : 0;
int current_line = 0;
int to_line = main->first_invalid_line.load();
int ending_line = to_line - 1;
if (p_from_selection && selection.active) {
// First check to see if other results exist in current line
char_idx = p_search_previous ? selection.from_char - 1 : selection.to_char;
if (!(p_search_previous && char_idx < 0) &&
_search_line(selection.from_frame, selection.from_line, p_string, char_idx, p_search_previous)) {
scroll_to_line(selection.from_frame->line + selection.from_line);
queue_redraw();
return true;
}
char_idx = p_search_previous ? -1 : 0;
// Next, check to see if the current search result is in a table
if (selection.from_frame->parent != nullptr && selection.from_frame->parent->type == ITEM_TABLE) {
// Find last search result in table
ItemTable *parent_table = static_cast<ItemTable *>(selection.from_frame->parent);
List<Item *>::Element *parent_element = p_search_previous ? parent_table->subitems.back() : parent_table->subitems.front();
while (parent_element->get() != selection.from_frame) {
parent_element = p_search_previous ? parent_element->prev() : parent_element->next();
ERR_FAIL_COND_V(parent_element == nullptr, false);
}
// Search remainder of table
if (!(p_search_previous && parent_element == parent_table->subitems.front()) &&
parent_element != parent_table->subitems.back()) {
parent_element = p_search_previous ? parent_element->prev() : parent_element->next(); // Don't want to search current item
ERR_FAIL_COND_V(parent_element == nullptr, false);
// Search for next element
if (_search_table(parent_table, parent_element, p_string, p_search_previous)) {
scroll_to_line(selection.from_frame->line + selection.from_line);
queue_redraw();
return true;
}
}
}
ending_line = selection.from_frame->line + selection.from_line;
current_line = p_search_previous ? ending_line - 1 : ending_line + 1;
} else if (p_search_previous) {
current_line = ending_line;
ending_line = 0;
}
// Search remainder of the file
while (current_line != ending_line) {
// Wrap around
if (current_line < 0) {
current_line = to_line - 1;
} else if (current_line >= to_line) {
current_line = 0;
}
if (_search_line(main, current_line, p_string, char_idx, p_search_previous)) {
scroll_to_line(current_line);
queue_redraw();
return true;
}
if (current_line != ending_line) {
p_search_previous ? current_line-- : current_line++;
}
}
if (p_from_selection && selection.active) {
// Check contents of selection
return _search_line(main, current_line, p_string, char_idx, p_search_previous);
} else {
return false;
}
}
String RichTextLabel::_get_line_text(ItemFrame *p_frame, int p_line, Selection p_selection) const {
String txt;
ERR_FAIL_COND_V(p_frame == nullptr, txt);
ERR_FAIL_COND_V(p_line < 0 || p_line >= (int)p_frame->lines.size(), txt);
Line &l = p_frame->lines[p_line];
Item *it_to = (p_line + 1 < (int)p_frame->lines.size()) ? p_frame->lines[p_line + 1].from : nullptr;
int end_idx = 0;
if (it_to != nullptr) {
end_idx = it_to->index;
} else {
for (Item *it = l.from; it; it = _get_next_item(it)) {
end_idx = it->index + 1;
}
}
for (Item *it = l.from; it && it != it_to; it = _get_next_item(it)) {
if (it->type == ITEM_TABLE) {
ItemTable *table = static_cast<ItemTable *>(it);
for (Item *E : table->subitems) {
ERR_CONTINUE(E->type != ITEM_FRAME); // Children should all be frames.
ItemFrame *frame = static_cast<ItemFrame *>(E);
for (int i = 0; i < (int)frame->lines.size(); i++) {
txt += _get_line_text(frame, i, p_selection);
}
}
}
if ((p_selection.to_item != nullptr) && (p_selection.to_item->index < l.from->index)) {
continue;
}
if ((p_selection.from_item != nullptr) && (p_selection.from_item->index >= end_idx)) {
continue;
}
if (it->type == ITEM_DROPCAP) {
const ItemDropcap *dc = static_cast<ItemDropcap *>(it);
txt += dc->text;
} else if (it->type == ITEM_TEXT) {
const ItemText *t = static_cast<ItemText *>(it);
txt += t->text;
} else if (it->type == ITEM_NEWLINE) {
txt += "\n";
} else if (it->type == ITEM_IMAGE) {
txt += " ";
}
}
if ((l.from != nullptr) && (p_frame == p_selection.to_frame) && (p_selection.to_item != nullptr) && (p_selection.to_item->index >= l.from->index) && (p_selection.to_item->index < end_idx)) {
txt = txt.substr(0, p_selection.to_char);
}
if ((l.from != nullptr) && (p_frame == p_selection.from_frame) && (p_selection.from_item != nullptr) && (p_selection.from_item->index >= l.from->index) && (p_selection.from_item->index < end_idx)) {
txt = txt.substr(p_selection.from_char, -1);
}
return txt;
}
void RichTextLabel::set_context_menu_enabled(bool p_enabled) {
context_menu_enabled = p_enabled;
}
bool RichTextLabel::is_context_menu_enabled() const {
return context_menu_enabled;
}
void RichTextLabel::set_shortcut_keys_enabled(bool p_enabled) {
shortcut_keys_enabled = p_enabled;
}
bool RichTextLabel::is_shortcut_keys_enabled() const {
return shortcut_keys_enabled;
}
// Context menu.
PopupMenu *RichTextLabel::get_menu() const {
const_cast<RichTextLabel *>(this)->_generate_context_menu();
return menu;
}
bool RichTextLabel::is_menu_visible() const {
return menu && menu->is_visible();
}
String RichTextLabel::get_selected_text() const {
if (!selection.active || !selection.enabled) {
return "";
}
String txt;
int to_line = main->first_invalid_line.load();
for (int i = 0; i < to_line; i++) {
txt += _get_line_text(main, i, selection);
}
return txt;
}
void RichTextLabel::deselect() {
selection.active = false;
queue_redraw();
}
void RichTextLabel::selection_copy() {
String txt = get_selected_text();
if (!txt.is_empty()) {
DisplayServer::get_singleton()->clipboard_set(txt);
}
}
void RichTextLabel::select_all() {
if (!selection.enabled) {
return;
}
Item *it = main;
Item *from_item = nullptr;
Item *to_item = nullptr;
while (it) {
if (it->type != ITEM_FRAME) {
if (!from_item) {
from_item = it;
} else {
to_item = it;
}
}
it = _get_next_item(it, true);
}
if (!from_item || !to_item) {
return;
}
ItemFrame *from_frame = nullptr;
int from_line = 0;
_find_frame(from_item, &from_frame, &from_line);
if (!from_frame) {
return;
}
ItemFrame *to_frame = nullptr;
int to_line = 0;
_find_frame(to_item, &to_frame, &to_line);
if (!to_frame) {
return;
}
selection.from_line = from_line;
selection.from_frame = from_frame;
selection.from_char = 0;
selection.from_item = from_item;
selection.to_line = to_line;
selection.to_frame = to_frame;
selection.to_char = to_frame->lines[to_line].char_count;
selection.to_item = to_item;
selection.active = true;
queue_redraw();
}
bool RichTextLabel::is_selection_enabled() const {
return selection.enabled;
}
bool RichTextLabel::is_deselect_on_focus_loss_enabled() const {
return deselect_on_focus_loss_enabled;
}
int RichTextLabel::get_selection_from() const {
if (!selection.active || !selection.enabled) {
return -1;
}
return selection.from_frame->lines[selection.from_line].char_offset + selection.from_char;
}
int RichTextLabel::get_selection_to() const {
if (!selection.active || !selection.enabled) {
return -1;
}
return selection.to_frame->lines[selection.to_line].char_offset + selection.to_char - 1;
}
void RichTextLabel::set_text(const String &p_bbcode) {
if (text == p_bbcode) {
return;
}
text = p_bbcode;
if (use_bbcode) {
parse_bbcode(p_bbcode);
} else { // raw text
clear();
add_text(p_bbcode);
}
}
String RichTextLabel::get_text() const {
return text;
}
void RichTextLabel::set_use_bbcode(bool p_enable) {
if (use_bbcode == p_enable) {
return;
}
use_bbcode = p_enable;
notify_property_list_changed();
const String current_text = text;
if (use_bbcode) {
parse_bbcode(current_text);
} else { // raw text
clear();
add_text(current_text);
}
}
bool RichTextLabel::is_using_bbcode() const {
return use_bbcode;
}
String RichTextLabel::get_parsed_text() const {
String txt = "";
Item *it = main;
while (it) {
if (it->type == ITEM_DROPCAP) {
ItemDropcap *dc = static_cast<ItemDropcap *>(it);
txt += dc->text;
} else if (it->type == ITEM_TEXT) {
ItemText *t = static_cast<ItemText *>(it);
txt += t->text;
} else if (it->type == ITEM_NEWLINE) {
txt += "\n";
} else if (it->type == ITEM_IMAGE) {
txt += " ";
} else if (it->type == ITEM_INDENT || it->type == ITEM_LIST) {
txt += "\t";
}
it = _get_next_item(it, true);
}
return txt;
}
void RichTextLabel::set_text_direction(Control::TextDirection p_text_direction) {
ERR_FAIL_COND((int)p_text_direction < -1 || (int)p_text_direction > 3);
_stop_thread();
if (text_direction != p_text_direction) {
text_direction = p_text_direction;
main->first_invalid_line.store(0); //invalidate ALL
_validate_line_caches();
queue_redraw();
}
}
void RichTextLabel::set_structured_text_bidi_override(TextServer::StructuredTextParser p_parser) {
if (st_parser != p_parser) {
_stop_thread();
st_parser = p_parser;
main->first_invalid_line.store(0); //invalidate ALL
_validate_line_caches();
queue_redraw();
}
}
TextServer::StructuredTextParser RichTextLabel::get_structured_text_bidi_override() const {
return st_parser;
}
void RichTextLabel::set_structured_text_bidi_override_options(Array p_args) {
if (st_args != p_args) {
_stop_thread();
st_args = p_args;
main->first_invalid_line.store(0); //invalidate ALL
_validate_line_caches();
queue_redraw();
}
}
Array RichTextLabel::get_structured_text_bidi_override_options() const {
return st_args;
}
Control::TextDirection RichTextLabel::get_text_direction() const {
return text_direction;
}
void RichTextLabel::set_language(const String &p_language) {
if (language != p_language) {
_stop_thread();
language = p_language;
main->first_invalid_line.store(0); //invalidate ALL
_validate_line_caches();
queue_redraw();
}
}
String RichTextLabel::get_language() const {
return language;
}
void RichTextLabel::set_autowrap_mode(TextServer::AutowrapMode p_mode) {
if (autowrap_mode != p_mode) {
_stop_thread();
autowrap_mode = p_mode;
main->first_invalid_line = 0; //invalidate ALL
_validate_line_caches();
queue_redraw();
}
}
TextServer::AutowrapMode RichTextLabel::get_autowrap_mode() const {
return autowrap_mode;
}
void RichTextLabel::set_visible_ratio(float p_ratio) {
if (visible_ratio != p_ratio) {
_stop_thread();
if (p_ratio >= 1.0) {
visible_characters = -1;
visible_ratio = 1.0;
} else if (p_ratio < 0.0) {
visible_characters = 0;
visible_ratio = 0.0;
} else {
visible_characters = get_total_character_count() * p_ratio;
visible_ratio = p_ratio;
}
if (visible_chars_behavior == TextServer::VC_CHARS_BEFORE_SHAPING) {
main->first_invalid_line.store(0); // Invalidate ALL.
_validate_line_caches();
}
queue_redraw();
}
}
float RichTextLabel::get_visible_ratio() const {
return visible_ratio;
}
void RichTextLabel::set_effects(Array p_effects) {
custom_effects = p_effects;
if ((!text.is_empty()) && use_bbcode) {
parse_bbcode(text);
}
}
Array RichTextLabel::get_effects() {
return custom_effects;
}
void RichTextLabel::install_effect(const Variant effect) {
Ref<RichTextEffect> rteffect;
rteffect = effect;
ERR_FAIL_COND_MSG(rteffect.is_null(), "Invalid RichTextEffect resource.");
custom_effects.push_back(effect);
if ((!text.is_empty()) && use_bbcode) {
parse_bbcode(text);
}
}
int RichTextLabel::get_content_height() const {
const_cast<RichTextLabel *>(this)->_validate_line_caches();
int total_height = 0;
int to_line = main->first_invalid_line.load();
if (to_line) {
MutexLock lock(main->lines[to_line - 1].text_buf->get_mutex());
if (theme_cache.line_separation < 0) {
// Do not apply to the last line to avoid cutting text.
total_height = main->lines[to_line - 1].offset.y + main->lines[to_line - 1].text_buf->get_size().y + (main->lines[to_line - 1].text_buf->get_line_count() - 1) * theme_cache.line_separation;
} else {
total_height = main->lines[to_line - 1].offset.y + main->lines[to_line - 1].text_buf->get_size().y + main->lines[to_line - 1].text_buf->get_line_count() * theme_cache.line_separation;
}
}
return total_height;
}
int RichTextLabel::get_content_width() const {
const_cast<RichTextLabel *>(this)->_validate_line_caches();
int total_width = 0;
int to_line = main->first_invalid_line.load();
for (int i = 0; i < to_line; i++) {
MutexLock lock(main->lines[i].text_buf->get_mutex());
total_width = MAX(total_width, main->lines[i].offset.x + main->lines[i].text_buf->get_size().x);
}
return total_width;
}
#ifndef DISABLE_DEPRECATED
// People will be very angry, if their texts get erased, because of #39148. (3.x -> 4.0)
// Although some people may not used bbcode_text, so we only overwrite, if bbcode_text is not empty.
bool RichTextLabel::_set(const StringName &p_name, const Variant &p_value) {
if (p_name == "bbcode_text" && !((String)p_value).is_empty()) {
set_text(p_value);
return true;
}
return false;
}
#endif
void RichTextLabel::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_parsed_text"), &RichTextLabel::get_parsed_text);
ClassDB::bind_method(D_METHOD("add_text", "text"), &RichTextLabel::add_text);
ClassDB::bind_method(D_METHOD("set_text", "text"), &RichTextLabel::set_text);
ClassDB::bind_method(D_METHOD("add_image", "image", "width", "height", "color", "inline_align", "region"), &RichTextLabel::add_image, DEFVAL(0), DEFVAL(0), DEFVAL(Color(1.0, 1.0, 1.0)), DEFVAL(INLINE_ALIGNMENT_CENTER), DEFVAL(Rect2(0, 0, 0, 0)));
ClassDB::bind_method(D_METHOD("newline"), &RichTextLabel::add_newline);
ClassDB::bind_method(D_METHOD("remove_line", "line"), &RichTextLabel::remove_line);
ClassDB::bind_method(D_METHOD("push_font", "font", "font_size"), &RichTextLabel::push_font);
ClassDB::bind_method(D_METHOD("push_font_size", "font_size"), &RichTextLabel::push_font_size);
ClassDB::bind_method(D_METHOD("push_normal"), &RichTextLabel::push_normal);
ClassDB::bind_method(D_METHOD("push_bold"), &RichTextLabel::push_bold);
ClassDB::bind_method(D_METHOD("push_bold_italics"), &RichTextLabel::push_bold_italics);
ClassDB::bind_method(D_METHOD("push_italics"), &RichTextLabel::push_italics);
ClassDB::bind_method(D_METHOD("push_mono"), &RichTextLabel::push_mono);
ClassDB::bind_method(D_METHOD("push_color", "color"), &RichTextLabel::push_color);
ClassDB::bind_method(D_METHOD("push_outline_size", "outline_size"), &RichTextLabel::push_outline_size);
ClassDB::bind_method(D_METHOD("push_outline_color", "color"), &RichTextLabel::push_outline_color);
ClassDB::bind_method(D_METHOD("push_paragraph", "alignment", "base_direction", "language", "st_parser"), &RichTextLabel::push_paragraph, DEFVAL(TextServer::DIRECTION_AUTO), DEFVAL(""), DEFVAL(TextServer::STRUCTURED_TEXT_DEFAULT));
ClassDB::bind_method(D_METHOD("push_indent", "level"), &RichTextLabel::push_indent);
ClassDB::bind_method(D_METHOD("push_list", "level", "type", "capitalize"), &RichTextLabel::push_list);
ClassDB::bind_method(D_METHOD("push_meta", "data"), &RichTextLabel::push_meta);
ClassDB::bind_method(D_METHOD("push_hint", "description"), &RichTextLabel::push_hint);
ClassDB::bind_method(D_METHOD("push_underline"), &RichTextLabel::push_underline);
ClassDB::bind_method(D_METHOD("push_strikethrough"), &RichTextLabel::push_strikethrough);
ClassDB::bind_method(D_METHOD("push_table", "columns", "inline_align"), &RichTextLabel::push_table, DEFVAL(INLINE_ALIGNMENT_TOP));
ClassDB::bind_method(D_METHOD("push_dropcap", "string", "font", "size", "dropcap_margins", "color", "outline_size", "outline_color"), &RichTextLabel::push_dropcap, DEFVAL(Rect2()), DEFVAL(Color(1, 1, 1)), DEFVAL(0), DEFVAL(Color(0, 0, 0, 0)));
ClassDB::bind_method(D_METHOD("set_table_column_expand", "column", "expand", "ratio"), &RichTextLabel::set_table_column_expand);
ClassDB::bind_method(D_METHOD("set_cell_row_background_color", "odd_row_bg", "even_row_bg"), &RichTextLabel::set_cell_row_background_color);
ClassDB::bind_method(D_METHOD("set_cell_border_color", "color"), &RichTextLabel::set_cell_border_color);
ClassDB::bind_method(D_METHOD("set_cell_size_override", "min_size", "max_size"), &RichTextLabel::set_cell_size_override);
ClassDB::bind_method(D_METHOD("set_cell_padding", "padding"), &RichTextLabel::set_cell_padding);
ClassDB::bind_method(D_METHOD("push_cell"), &RichTextLabel::push_cell);
ClassDB::bind_method(D_METHOD("push_fgcolor", "fgcolor"), &RichTextLabel::push_fgcolor);
ClassDB::bind_method(D_METHOD("push_bgcolor", "bgcolor"), &RichTextLabel::push_bgcolor);
ClassDB::bind_method(D_METHOD("pop"), &RichTextLabel::pop);
ClassDB::bind_method(D_METHOD("clear"), &RichTextLabel::clear);
ClassDB::bind_method(D_METHOD("set_structured_text_bidi_override", "parser"), &RichTextLabel::set_structured_text_bidi_override);
ClassDB::bind_method(D_METHOD("get_structured_text_bidi_override"), &RichTextLabel::get_structured_text_bidi_override);
ClassDB::bind_method(D_METHOD("set_structured_text_bidi_override_options", "args"), &RichTextLabel::set_structured_text_bidi_override_options);
ClassDB::bind_method(D_METHOD("get_structured_text_bidi_override_options"), &RichTextLabel::get_structured_text_bidi_override_options);
ClassDB::bind_method(D_METHOD("set_text_direction", "direction"), &RichTextLabel::set_text_direction);
ClassDB::bind_method(D_METHOD("get_text_direction"), &RichTextLabel::get_text_direction);
ClassDB::bind_method(D_METHOD("set_language", "language"), &RichTextLabel::set_language);
ClassDB::bind_method(D_METHOD("get_language"), &RichTextLabel::get_language);
ClassDB::bind_method(D_METHOD("set_autowrap_mode", "autowrap_mode"), &RichTextLabel::set_autowrap_mode);
ClassDB::bind_method(D_METHOD("get_autowrap_mode"), &RichTextLabel::get_autowrap_mode);
ClassDB::bind_method(D_METHOD("set_meta_underline", "enable"), &RichTextLabel::set_meta_underline);
ClassDB::bind_method(D_METHOD("is_meta_underlined"), &RichTextLabel::is_meta_underlined);
ClassDB::bind_method(D_METHOD("set_hint_underline", "enable"), &RichTextLabel::set_hint_underline);
ClassDB::bind_method(D_METHOD("is_hint_underlined"), &RichTextLabel::is_hint_underlined);
ClassDB::bind_method(D_METHOD("set_scroll_active", "active"), &RichTextLabel::set_scroll_active);
ClassDB::bind_method(D_METHOD("is_scroll_active"), &RichTextLabel::is_scroll_active);
ClassDB::bind_method(D_METHOD("set_scroll_follow", "follow"), &RichTextLabel::set_scroll_follow);
ClassDB::bind_method(D_METHOD("is_scroll_following"), &RichTextLabel::is_scroll_following);
ClassDB::bind_method(D_METHOD("get_v_scroll_bar"), &RichTextLabel::get_v_scroll_bar);
ClassDB::bind_method(D_METHOD("scroll_to_line", "line"), &RichTextLabel::scroll_to_line);
ClassDB::bind_method(D_METHOD("scroll_to_paragraph", "paragraph"), &RichTextLabel::scroll_to_paragraph);
ClassDB::bind_method(D_METHOD("set_tab_size", "spaces"), &RichTextLabel::set_tab_size);
ClassDB::bind_method(D_METHOD("get_tab_size"), &RichTextLabel::get_tab_size);
ClassDB::bind_method(D_METHOD("set_fit_content_height", "enabled"), &RichTextLabel::set_fit_content_height);
ClassDB::bind_method(D_METHOD("is_fit_content_height_enabled"), &RichTextLabel::is_fit_content_height_enabled);
ClassDB::bind_method(D_METHOD("set_selection_enabled", "enabled"), &RichTextLabel::set_selection_enabled);
ClassDB::bind_method(D_METHOD("is_selection_enabled"), &RichTextLabel::is_selection_enabled);
ClassDB::bind_method(D_METHOD("set_context_menu_enabled", "enabled"), &RichTextLabel::set_context_menu_enabled);
ClassDB::bind_method(D_METHOD("is_context_menu_enabled"), &RichTextLabel::is_context_menu_enabled);
ClassDB::bind_method(D_METHOD("set_shortcut_keys_enabled", "enabled"), &RichTextLabel::set_shortcut_keys_enabled);
ClassDB::bind_method(D_METHOD("is_shortcut_keys_enabled"), &RichTextLabel::is_shortcut_keys_enabled);
ClassDB::bind_method(D_METHOD("set_deselect_on_focus_loss_enabled", "enable"), &RichTextLabel::set_deselect_on_focus_loss_enabled);
ClassDB::bind_method(D_METHOD("is_deselect_on_focus_loss_enabled"), &RichTextLabel::is_deselect_on_focus_loss_enabled);
ClassDB::bind_method(D_METHOD("get_selection_from"), &RichTextLabel::get_selection_from);
ClassDB::bind_method(D_METHOD("get_selection_to"), &RichTextLabel::get_selection_to);
ClassDB::bind_method(D_METHOD("select_all"), &RichTextLabel::select_all);
ClassDB::bind_method(D_METHOD("get_selected_text"), &RichTextLabel::get_selected_text);
ClassDB::bind_method(D_METHOD("deselect"), &RichTextLabel::deselect);
ClassDB::bind_method(D_METHOD("parse_bbcode", "bbcode"), &RichTextLabel::parse_bbcode);
ClassDB::bind_method(D_METHOD("append_text", "bbcode"), &RichTextLabel::append_text);
ClassDB::bind_method(D_METHOD("get_text"), &RichTextLabel::get_text);
ClassDB::bind_method(D_METHOD("is_ready"), &RichTextLabel::is_ready);
ClassDB::bind_method(D_METHOD("set_threaded", "threaded"), &RichTextLabel::set_threaded);
ClassDB::bind_method(D_METHOD("is_threaded"), &RichTextLabel::is_threaded);
ClassDB::bind_method(D_METHOD("set_progress_bar_delay", "delay_ms"), &RichTextLabel::set_progress_bar_delay);
ClassDB::bind_method(D_METHOD("get_progress_bar_delay"), &RichTextLabel::get_progress_bar_delay);
ClassDB::bind_method(D_METHOD("set_visible_characters", "amount"), &RichTextLabel::set_visible_characters);
ClassDB::bind_method(D_METHOD("get_visible_characters"), &RichTextLabel::get_visible_characters);
ClassDB::bind_method(D_METHOD("get_visible_characters_behavior"), &RichTextLabel::get_visible_characters_behavior);
ClassDB::bind_method(D_METHOD("set_visible_characters_behavior", "behavior"), &RichTextLabel::set_visible_characters_behavior);
ClassDB::bind_method(D_METHOD("set_visible_ratio", "ratio"), &RichTextLabel::set_visible_ratio);
ClassDB::bind_method(D_METHOD("get_visible_ratio"), &RichTextLabel::get_visible_ratio);
ClassDB::bind_method(D_METHOD("get_character_line", "character"), &RichTextLabel::get_character_line);
ClassDB::bind_method(D_METHOD("get_character_paragraph", "character"), &RichTextLabel::get_character_paragraph);
ClassDB::bind_method(D_METHOD("get_total_character_count"), &RichTextLabel::get_total_character_count);
ClassDB::bind_method(D_METHOD("set_use_bbcode", "enable"), &RichTextLabel::set_use_bbcode);
ClassDB::bind_method(D_METHOD("is_using_bbcode"), &RichTextLabel::is_using_bbcode);
ClassDB::bind_method(D_METHOD("get_line_count"), &RichTextLabel::get_line_count);
ClassDB::bind_method(D_METHOD("get_visible_line_count"), &RichTextLabel::get_visible_line_count);
ClassDB::bind_method(D_METHOD("get_paragraph_count"), &RichTextLabel::get_paragraph_count);
ClassDB::bind_method(D_METHOD("get_visible_paragraph_count"), &RichTextLabel::get_visible_paragraph_count);
ClassDB::bind_method(D_METHOD("get_content_height"), &RichTextLabel::get_content_height);
ClassDB::bind_method(D_METHOD("get_content_width"), &RichTextLabel::get_content_width);
ClassDB::bind_method(D_METHOD("get_line_offset", "line"), &RichTextLabel::get_line_offset);
ClassDB::bind_method(D_METHOD("get_paragraph_offset", "paragraph"), &RichTextLabel::get_paragraph_offset);
ClassDB::bind_method(D_METHOD("parse_expressions_for_values", "expressions"), &RichTextLabel::parse_expressions_for_values);
ClassDB::bind_method(D_METHOD("set_effects", "effects"), &RichTextLabel::set_effects);
ClassDB::bind_method(D_METHOD("get_effects"), &RichTextLabel::get_effects);
ClassDB::bind_method(D_METHOD("install_effect", "effect"), &RichTextLabel::install_effect);
ClassDB::bind_method(D_METHOD("get_menu"), &RichTextLabel::get_menu);
ClassDB::bind_method(D_METHOD("is_menu_visible"), &RichTextLabel::is_menu_visible);
// Note: set "bbcode_enabled" first, to avoid unnecessary "text" resets.
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "bbcode_enabled"), "set_use_bbcode", "is_using_bbcode");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "text", PROPERTY_HINT_MULTILINE_TEXT), "set_text", "get_text");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "fit_content_height"), "set_fit_content_height", "is_fit_content_height_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "scroll_active"), "set_scroll_active", "is_scroll_active");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "scroll_following"), "set_scroll_follow", "is_scroll_following");
ADD_PROPERTY(PropertyInfo(Variant::INT, "autowrap_mode", PROPERTY_HINT_ENUM, "Off,Arbitrary,Word,Word (Smart)"), "set_autowrap_mode", "get_autowrap_mode");
ADD_PROPERTY(PropertyInfo(Variant::INT, "tab_size", PROPERTY_HINT_RANGE, "0,24,1"), "set_tab_size", "get_tab_size");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "context_menu_enabled"), "set_context_menu_enabled", "is_context_menu_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "shortcut_keys_enabled"), "set_shortcut_keys_enabled", "is_shortcut_keys_enabled");
ADD_GROUP("Markup", "");
ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "custom_effects", PROPERTY_HINT_ARRAY_TYPE, vformat("%s/%s:%s", Variant::OBJECT, PROPERTY_HINT_RESOURCE_TYPE, "RichTextEffect"), (PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_SCRIPT_VARIABLE)), "set_effects", "get_effects");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "meta_underlined"), "set_meta_underline", "is_meta_underlined");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "hint_underlined"), "set_hint_underline", "is_hint_underlined");
ADD_GROUP("Threading", "");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "threaded"), "set_threaded", "is_threaded");
ADD_PROPERTY(PropertyInfo(Variant::INT, "progress_bar_delay", PROPERTY_HINT_NONE, "suffix:ms"), "set_progress_bar_delay", "get_progress_bar_delay");
ADD_GROUP("Text Selection", "");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "selection_enabled"), "set_selection_enabled", "is_selection_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "deselect_on_focus_loss_enabled"), "set_deselect_on_focus_loss_enabled", "is_deselect_on_focus_loss_enabled");
ADD_GROUP("Displayed Text", "");
// Note: "visible_characters" and "visible_ratio" should be set after "text" to be correctly applied.
ADD_PROPERTY(PropertyInfo(Variant::INT, "visible_characters", PROPERTY_HINT_RANGE, "-1,128000,1"), "set_visible_characters", "get_visible_characters");
ADD_PROPERTY(PropertyInfo(Variant::INT, "visible_characters_behavior", PROPERTY_HINT_ENUM, "Characters Before Shaping,Characters After Shaping,Glyphs (Layout Direction),Glyphs (Left-to-Right),Glyphs (Right-to-Left)"), "set_visible_characters_behavior", "get_visible_characters_behavior");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "visible_ratio", PROPERTY_HINT_RANGE, "0,1,0.001"), "set_visible_ratio", "get_visible_ratio");
ADD_GROUP("BiDi", "");
ADD_PROPERTY(PropertyInfo(Variant::INT, "text_direction", PROPERTY_HINT_ENUM, "Auto,Left-to-Right,Right-to-Left,Inherited"), "set_text_direction", "get_text_direction");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "language", PROPERTY_HINT_LOCALE_ID, ""), "set_language", "get_language");
ADD_PROPERTY(PropertyInfo(Variant::INT, "structured_text_bidi_override", PROPERTY_HINT_ENUM, "Default,URI,File,Email,List,None,Custom"), "set_structured_text_bidi_override", "get_structured_text_bidi_override");
ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "structured_text_bidi_override_options"), "set_structured_text_bidi_override_options", "get_structured_text_bidi_override_options");
ADD_SIGNAL(MethodInfo("meta_clicked", PropertyInfo(Variant::NIL, "meta", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NIL_IS_VARIANT)));
ADD_SIGNAL(MethodInfo("meta_hover_started", PropertyInfo(Variant::NIL, "meta", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NIL_IS_VARIANT)));
ADD_SIGNAL(MethodInfo("meta_hover_ended", PropertyInfo(Variant::NIL, "meta", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NIL_IS_VARIANT)));
ADD_SIGNAL(MethodInfo("finished"));
BIND_ENUM_CONSTANT(LIST_NUMBERS);
BIND_ENUM_CONSTANT(LIST_LETTERS);
BIND_ENUM_CONSTANT(LIST_ROMAN);
BIND_ENUM_CONSTANT(LIST_DOTS);
BIND_ENUM_CONSTANT(ITEM_FRAME);
BIND_ENUM_CONSTANT(ITEM_TEXT);
BIND_ENUM_CONSTANT(ITEM_IMAGE);
BIND_ENUM_CONSTANT(ITEM_NEWLINE);
BIND_ENUM_CONSTANT(ITEM_FONT);
BIND_ENUM_CONSTANT(ITEM_FONT_SIZE);
BIND_ENUM_CONSTANT(ITEM_FONT_FEATURES);
BIND_ENUM_CONSTANT(ITEM_COLOR);
BIND_ENUM_CONSTANT(ITEM_OUTLINE_SIZE);
BIND_ENUM_CONSTANT(ITEM_OUTLINE_COLOR);
BIND_ENUM_CONSTANT(ITEM_UNDERLINE);
BIND_ENUM_CONSTANT(ITEM_STRIKETHROUGH);
BIND_ENUM_CONSTANT(ITEM_PARAGRAPH);
BIND_ENUM_CONSTANT(ITEM_INDENT);
BIND_ENUM_CONSTANT(ITEM_LIST);
BIND_ENUM_CONSTANT(ITEM_TABLE);
BIND_ENUM_CONSTANT(ITEM_FADE);
BIND_ENUM_CONSTANT(ITEM_SHAKE);
BIND_ENUM_CONSTANT(ITEM_WAVE);
BIND_ENUM_CONSTANT(ITEM_TORNADO);
BIND_ENUM_CONSTANT(ITEM_RAINBOW);
BIND_ENUM_CONSTANT(ITEM_BGCOLOR);
BIND_ENUM_CONSTANT(ITEM_FGCOLOR);
BIND_ENUM_CONSTANT(ITEM_META);
BIND_ENUM_CONSTANT(ITEM_HINT);
BIND_ENUM_CONSTANT(ITEM_DROPCAP);
BIND_ENUM_CONSTANT(ITEM_CUSTOMFX);
}
TextServer::VisibleCharactersBehavior RichTextLabel::get_visible_characters_behavior() const {
return visible_chars_behavior;
}
void RichTextLabel::set_visible_characters_behavior(TextServer::VisibleCharactersBehavior p_behavior) {
if (visible_chars_behavior != p_behavior) {
_stop_thread();
visible_chars_behavior = p_behavior;
main->first_invalid_line.store(0); //invalidate ALL
_validate_line_caches();
queue_redraw();
}
}
void RichTextLabel::set_visible_characters(int p_visible) {
if (visible_characters != p_visible) {
_stop_thread();
visible_characters = p_visible;
if (p_visible == -1) {
visible_ratio = 1;
} else {
int total_char_count = get_total_character_count();
if (total_char_count > 0) {
visible_ratio = (float)p_visible / (float)total_char_count;
}
}
if (visible_chars_behavior == TextServer::VC_CHARS_BEFORE_SHAPING) {
main->first_invalid_line.store(0); //invalidate ALL
_validate_line_caches();
}
queue_redraw();
}
}
int RichTextLabel::get_visible_characters() const {
return visible_characters;
}
int RichTextLabel::get_character_line(int p_char) {
_validate_line_caches();
int line_count = 0;
int to_line = main->first_invalid_line.load();
for (int i = 0; i < to_line; i++) {
MutexLock lock(main->lines[i].text_buf->get_mutex());
if (main->lines[i].char_offset < p_char && p_char <= main->lines[i].char_offset + main->lines[i].char_count) {
for (int j = 0; j < main->lines[i].text_buf->get_line_count(); j++) {
Vector2i range = main->lines[i].text_buf->get_line_range(j);
if (main->lines[i].char_offset + range.x < p_char && p_char <= main->lines[i].char_offset + range.y) {
return line_count;
}
line_count++;
}
} else {
line_count += main->lines[i].text_buf->get_line_count();
}
}
return -1;
}
int RichTextLabel::get_character_paragraph(int p_char) {
_validate_line_caches();
int para_count = 0;
int to_line = main->first_invalid_line.load();
for (int i = 0; i < to_line; i++) {
if (main->lines[i].char_offset < p_char && p_char <= main->lines[i].char_offset + main->lines[i].char_count) {
return para_count;
} else {
para_count++;
}
}
return -1;
}
int RichTextLabel::get_total_character_count() const {
// Note: Do not use line buffer "char_count", it includes only visible characters.
int tc = 0;
Item *it = main;
while (it) {
if (it->type == ITEM_TEXT) {
ItemText *t = static_cast<ItemText *>(it);
tc += t->text.length();
} else if (it->type == ITEM_NEWLINE) {
tc++;
} else if (it->type == ITEM_IMAGE) {
tc++;
}
it = _get_next_item(it, true);
}
return tc;
}
int RichTextLabel::get_total_glyph_count() const {
const_cast<RichTextLabel *>(this)->_validate_line_caches();
int tg = 0;
Item *it = main;
while (it) {
if (it->type == ITEM_FRAME) {
ItemFrame *f = static_cast<ItemFrame *>(it);
for (int i = 0; i < (int)f->lines.size(); i++) {
MutexLock lock(f->lines[i].text_buf->get_mutex());
tg += TS->shaped_text_get_glyph_count(f->lines[i].text_buf->get_rid());
}
}
it = _get_next_item(it, true);
}
return tg;
}
void RichTextLabel::set_fixed_size_to_width(int p_width) {
if (fixed_width == p_width) {
return;
}
fixed_width = p_width;
update_minimum_size();
}
Size2 RichTextLabel::get_minimum_size() const {
Size2 size = theme_cache.normal_style->get_minimum_size();
if (fixed_width != -1) {
size.x += fixed_width;
}
if (fit_content_height) {
size.y += get_content_height();
}
return size;
}
// Context menu.
void RichTextLabel::_generate_context_menu() {
if (!menu) {
menu = memnew(PopupMenu);
add_child(menu, false, INTERNAL_MODE_FRONT);
menu->connect("id_pressed", callable_mp(this, &RichTextLabel::_menu_option));
}
// Reorganize context menu.
menu->clear();
if (selection.enabled) {
menu->add_item(RTR("Copy"), MENU_COPY, is_shortcut_keys_enabled() ? _get_menu_action_accelerator("ui_copy") : Key::NONE);
menu->add_item(RTR("Select All"), MENU_SELECT_ALL, is_shortcut_keys_enabled() ? _get_menu_action_accelerator("ui_text_select_all") : Key::NONE);
}
}
Key RichTextLabel::_get_menu_action_accelerator(const String &p_action) {
const List<Ref<InputEvent>> *events = InputMap::get_singleton()->action_get_events(p_action);
if (!events) {
return Key::NONE;
}
// Use first event in the list for the accelerator.
const List<Ref<InputEvent>>::Element *first_event = events->front();
if (!first_event) {
return Key::NONE;
}
const Ref<InputEventKey> event = first_event->get();
if (event.is_null()) {
return Key::NONE;
}
// Use physical keycode if non-zero
if (event->get_physical_keycode() != Key::NONE) {
return event->get_physical_keycode_with_modifiers();
} else {
return event->get_keycode_with_modifiers();
}
}
void RichTextLabel::_menu_option(int p_option) {
switch (p_option) {
case MENU_COPY: {
selection_copy();
} break;
case MENU_SELECT_ALL: {
select_all();
} break;
}
}
void RichTextLabel::_draw_fbg_boxes(RID p_ci, RID p_rid, Vector2 line_off, Item *it_from, Item *it_to, int start, int end, int fbg_flag) {
Vector2i fbg_index = Vector2i(end, start);
Color last_color = Color(0, 0, 0, 0);
bool draw_box = false;
int hpad = get_theme_constant(SNAME("text_highlight_h_padding"));
int vpad = get_theme_constant(SNAME("text_highlight_v_padding"));
// Draw a box based on color tags associated with glyphs
for (int i = start; i < end; i++) {
Item *it = _get_item_at_pos(it_from, it_to, i);
Color color;
if (fbg_flag == 0) {
color = _find_bgcolor(it);
} else {
color = _find_fgcolor(it);
}
bool change_to_color = ((color.a > 0) && ((last_color.a - 0.0) < 0.01));
bool change_from_color = (((color.a - 0.0) < 0.01) && (last_color.a > 0.0));
bool change_color = (((color.a > 0) == (last_color.a > 0)) && (color != last_color));
if (change_to_color) {
fbg_index.x = MIN(i, fbg_index.x);
fbg_index.y = MAX(i, fbg_index.y);
}
if (change_from_color || change_color) {
fbg_index.x = MIN(i, fbg_index.x);
fbg_index.y = MAX(i, fbg_index.y);
draw_box = true;
}
if (draw_box) {
Vector<Vector2> sel = TS->shaped_text_get_selection(p_rid, fbg_index.x, fbg_index.y);
for (int j = 0; j < sel.size(); j++) {
Vector2 rect_off = line_off + Vector2(sel[j].x - hpad, -TS->shaped_text_get_ascent(p_rid) - vpad);
Vector2 rect_size = Vector2(sel[j].y - sel[j].x + 2 * hpad, TS->shaped_text_get_size(p_rid).y + 2 * vpad);
RenderingServer::get_singleton()->canvas_item_add_rect(p_ci, Rect2(rect_off, rect_size), last_color);
}
fbg_index = Vector2i(end, start);
draw_box = false;
}
if (change_color) {
fbg_index.x = MIN(i, fbg_index.x);
fbg_index.y = MAX(i, fbg_index.y);
}
last_color = color;
}
if (last_color.a > 0) {
Vector<Vector2> sel = TS->shaped_text_get_selection(p_rid, fbg_index.x, end);
for (int i = 0; i < sel.size(); i++) {
Vector2 rect_off = line_off + Vector2(sel[i].x - hpad, -TS->shaped_text_get_ascent(p_rid) - vpad);
Vector2 rect_size = Vector2(sel[i].y - sel[i].x + 2 * hpad, TS->shaped_text_get_size(p_rid).y + 2 * vpad);
RenderingServer::get_singleton()->canvas_item_add_rect(p_ci, Rect2(rect_off, rect_size), last_color);
}
}
}
Ref<RichTextEffect> RichTextLabel::_get_custom_effect_by_code(String p_bbcode_identifier) {
for (int i = 0; i < custom_effects.size(); i++) {
Ref<RichTextEffect> effect = custom_effects[i];
if (!effect.is_valid()) {
continue;
}
if (effect->get_bbcode() == p_bbcode_identifier) {
return effect;
}
}
return Ref<RichTextEffect>();
}
Dictionary RichTextLabel::parse_expressions_for_values(Vector<String> p_expressions) {
Dictionary d;
for (int i = 0; i < p_expressions.size(); i++) {
String expression = p_expressions[i];
Array a;
Vector<String> parts = expression.split("=", true);
String key = parts[0];
if (parts.size() != 2) {
return d;
}
Vector<String> values = parts[1].split(",", false);
#ifdef MODULE_REGEX_ENABLED
RegEx color = RegEx();
color.compile("^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$");
RegEx nodepath = RegEx();
nodepath.compile("^\\$");
RegEx boolean = RegEx();
boolean.compile("^(true|false)$");
RegEx decimal = RegEx();
decimal.compile("^-?^.?\\d+(\\.\\d+?)?$");
RegEx numerical = RegEx();
numerical.compile("^\\d+$");
for (int j = 0; j < values.size(); j++) {
if (!color.search(values[j]).is_null()) {
a.append(Color::html(values[j]));
} else if (!nodepath.search(values[j]).is_null()) {
if (values[j].begins_with("$")) {
String v = values[j].substr(1, values[j].length());
a.append(NodePath(v));
}
} else if (!boolean.search(values[j]).is_null()) {
if (values[j] == "true") {
a.append(true);
} else if (values[j] == "false") {
a.append(false);
}
} else if (!decimal.search(values[j]).is_null()) {
a.append(values[j].to_float());
} else if (!numerical.search(values[j]).is_null()) {
a.append(values[j].to_int());
} else {
a.append(values[j]);
}
}
#endif
if (values.size() > 1) {
d[key] = a;
} else if (values.size() == 1) {
d[key] = a[0];
}
}
return d;
}
RichTextLabel::RichTextLabel(const String &p_text) {
main = memnew(ItemFrame);
main->index = 0;
current = main;
main->lines.resize(1);
main->lines[0].from = main;
main->first_invalid_line.store(0);
main->first_resized_line.store(0);
main->first_invalid_font_line.store(0);
current_frame = main;
vscroll = memnew(VScrollBar);
add_child(vscroll, false, INTERNAL_MODE_FRONT);
vscroll->set_drag_node(String(".."));
vscroll->set_step(1);
vscroll->set_anchor_and_offset(SIDE_TOP, ANCHOR_BEGIN, 0);
vscroll->set_anchor_and_offset(SIDE_BOTTOM, ANCHOR_END, 0);
vscroll->set_anchor_and_offset(SIDE_RIGHT, ANCHOR_END, 0);
vscroll->connect("value_changed", callable_mp(this, &RichTextLabel::_scroll_changed));
vscroll->set_step(1);
vscroll->hide();
set_text(p_text);
updating.store(false);
stop_thread.store(false);
set_clip_contents(true);
}
RichTextLabel::~RichTextLabel() {
_stop_thread();
memdelete(main);
}
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